mirror of
https://gitlab.opencode.de/bwi/bundesmessenger/clients/bundesmessenger-ios.git
synced 2026-04-18 23:48:29 +02:00
Merge MatrixKit develop with commit hash: b85b736313bec0592bd1cabc68035d97f5331137
This commit is contained in:
SBiOSoftWhare
@@ -0,0 +1,520 @@
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/*
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Copyright 2015 OpenMarket Ltd
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Copyright 2017 Vector Creations Ltd
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Copyright 2018 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "MXKRoomTitleViewWithTopic.h"
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#import "MXKConstants.h"
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#import "NSBundle+MatrixKit.h"
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#import "MXRoom+Sync.h"
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#import "MXKSwiftHeader.h"
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@interface MXKRoomTitleViewWithTopic ()
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{
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id roomTopicListener;
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// the topic can be animated if it is longer than the screen size
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UIScrollView* scrollView;
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UILabel* label;
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UIView* topicTextFieldMaskView;
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// do not start the topic animation asap
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NSTimer * animationTimer;
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}
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@end
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@implementation MXKRoomTitleViewWithTopic
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+ (UINib *)nib
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{
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return [UINib nibWithNibName:NSStringFromClass([MXKRoomTitleViewWithTopic class])
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bundle:[NSBundle bundleForClass:[MXKRoomTitleViewWithTopic class]]];
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}
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- (void)awakeFromNib
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{
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[super awakeFromNib];
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// Add an accessory view to the text view in order to retrieve keyboard view.
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self.topicTextField.inputAccessoryView = inputAccessoryView;
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self.displayNameTextField.returnKeyType = UIReturnKeyNext;
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self.topicTextField.enabled = NO;
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self.topicTextField.returnKeyType = UIReturnKeyDone;
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self.hiddenTopic = YES;
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}
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- (void)refreshDisplay
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{
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[super refreshDisplay];
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if (self.mxRoom)
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{
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// Remove new line characters
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NSString *topic = [MXTools stripNewlineCharacters:self.mxRoom.summary.topic];
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// replace empty string by nil: avoid having the placeholder when there is no topic
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self.topicTextField.text = (topic.length ? topic : nil);
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}
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else
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{
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self.topicTextField.text = nil;
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}
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self.hiddenTopic = (!self.topicTextField.text.length);
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}
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- (void)destroy
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{
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// stop any animation
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[self stopTopicAnimation];
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[super destroy];
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}
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- (void)dismissKeyboard
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{
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// Hide the keyboard
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[self.topicTextField resignFirstResponder];
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// restart the animation
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[self stopTopicAnimation];
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[super dismissKeyboard];
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}
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#pragma mark -
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- (void)setMxRoom:(MXRoom *)mxRoom
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{
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// Make sure we can access synchronously to self.mxRoom and mxRoom data
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// to avoid race conditions
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MXWeakify(self);
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[mxRoom.mxSession preloadRoomsData:self.mxRoom ? @[self.mxRoom.roomId, mxRoom.roomId] : @[mxRoom.roomId] onComplete:^{
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MXStrongifyAndReturnIfNil(self);
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// Check whether the room is actually changed
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if (self.mxRoom != mxRoom)
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{
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// Remove potential listener
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if (self->roomTopicListener && self.mxRoom)
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{
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MXWeakify(self);
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[self.mxRoom liveTimeline:^(MXEventTimeline *liveTimeline) {
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MXStrongifyAndReturnIfNil(self);
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[liveTimeline removeListener:self->roomTopicListener];
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self->roomTopicListener = nil;
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}];
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}
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if (mxRoom)
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{
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// Register a listener to handle messages related to room name
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self->roomTopicListener = [mxRoom listenToEventsOfTypes:@[kMXEventTypeStringRoomTopic] onEvent:^(MXEvent *event, MXTimelineDirection direction, MXRoomState *roomState) {
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// Consider only live events
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if (direction == MXTimelineDirectionForwards)
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{
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[self refreshDisplay];
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}
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}];
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}
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}
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super.mxRoom = mxRoom;
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}];
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}
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- (void)setEditable:(BOOL)editable
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{
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self.topicTextField.enabled = editable;
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super.editable = editable;
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}
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- (void)setHiddenTopic:(BOOL)hiddenTopic
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{
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[self stopTopicAnimation];
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if (hiddenTopic)
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{
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self.topicTextField.hidden = YES;
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self.displayNameTextFieldTopConstraint.constant = 10;
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}
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else
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{
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self.topicTextField.hidden = NO;
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self.displayNameTextFieldTopConstraint.constant = 0;
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}
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}
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- (BOOL)isEditing
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{
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return (super.isEditing || self.topicTextField.isEditing);
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}
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#pragma mark -
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// start with delay
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- (void)startTopicAnimation
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{
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// stop any pending timer
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if (animationTimer)
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{
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[animationTimer invalidate];
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animationTimer = nil;
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}
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// already animated the topic
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if (scrollView)
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{
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return;
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}
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// compute the text width
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UIFont* font = self.topicTextField.font;
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// see font description
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if (!font)
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{
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font = [UIFont systemFontOfSize:12];
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}
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NSDictionary *attributes = @{NSFontAttributeName: font};
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CGSize stringSize = CGSizeMake(CGFLOAT_MAX, self.topicTextField.frame.size.height);
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stringSize = [self.topicTextField.text boundingRectWithSize:stringSize
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options:NSStringDrawingUsesLineFragmentOrigin|NSStringDrawingUsesFontLeading
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attributes:attributes
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context:nil].size;
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// does not need to animate the text
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if (stringSize.width < self.topicTextField.frame.size.width)
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{
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return;
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}
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// put the text in a scrollView to animat it
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scrollView = [[UIScrollView alloc] initWithFrame: self.topicTextField.frame];
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label = [[UILabel alloc] initWithFrame:self.topicTextField.frame];
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label.text = self.topicTextField.text;
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label.textColor = self.topicTextField.textColor;
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label.font = self.topicTextField.font;
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// move to the top left
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CGRect topicTextFieldFrame = self.topicTextField.frame;
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topicTextFieldFrame.origin = CGPointZero;
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label.frame = topicTextFieldFrame;
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self.topicTextField.hidden = YES;
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[scrollView addSubview:label];
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[self insertSubview:scrollView belowSubview:topicTextFieldMaskView];
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// update the size
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[label sizeToFit];
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// offset
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CGPoint offset = scrollView.contentOffset;
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offset.x = label.frame.size.width - scrollView.frame.size.width;
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// duration (magic computation to give more time if the text is longer)
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CGFloat duration = label.frame.size.width / scrollView.frame.size.width * 3;
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// animate the topic once to display its full content
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[UIView animateWithDuration:duration delay:0 options:UIViewAnimationOptionAutoreverse | UIViewAnimationOptionCurveLinear animations:^{
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[self->scrollView setContentOffset:offset animated:NO];
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} completion:^(BOOL finished)
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{
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[self stopTopicAnimation];
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}];
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}
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- (BOOL)stopTopicAnimation
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{
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// stop running timers
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if (animationTimer)
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{
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[animationTimer invalidate];
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animationTimer = nil;
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}
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// if there is an animation is progress
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if (scrollView)
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{
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self.topicTextField.hidden = NO;
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[scrollView.layer removeAllAnimations];
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[scrollView removeFromSuperview];
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scrollView = nil;
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label = nil;
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[self addSubview:self.topicTextField];
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// must be done to be able to restart the animation
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// the Z order is not kept
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[self bringSubviewToFront:topicTextFieldMaskView];
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return YES;
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}
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return NO;
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}
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- (void)editTopic
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{
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[self stopTopicAnimation];
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.topicTextField becomeFirstResponder];
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});
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}
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- (void)layoutSubviews
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{
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// add a mask to trap the tap events
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// it is faster (and simpliest) than subclassing the scrollview or the textField
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// any other gesture could also be trapped here
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if (!topicTextFieldMaskView)
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{
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topicTextFieldMaskView = [[UIView alloc] initWithFrame:self.topicTextField.frame];
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topicTextFieldMaskView.backgroundColor = [UIColor clearColor];
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[self addSubview:topicTextFieldMaskView];
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// tap -> switch to text edition
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UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(editTopic)];
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[tap setNumberOfTouchesRequired:1];
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[tap setNumberOfTapsRequired:1];
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[tap setDelegate:self];
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[topicTextFieldMaskView addGestureRecognizer:tap];
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// long tap -> animate the topic
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UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(startTopicAnimation)];
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[topicTextFieldMaskView addGestureRecognizer:longPress];
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}
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// mother class call
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[super layoutSubviews];
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}
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- (void)setFrame:(CGRect)frame
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{
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// mother class call
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[super setFrame:frame];
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// stop any running animation if the frame is updated (screen rotation for example)
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if (!CGRectEqualToRect(CGRectIntegral(frame), CGRectIntegral(self.frame)))
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{
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// stop any running application
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[self stopTopicAnimation];
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}
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// update the mask frame
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if (self.topicTextField.hidden)
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{
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topicTextFieldMaskView.frame = CGRectZero;
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}
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else
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{
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topicTextFieldMaskView.frame = self.topicTextField.frame;
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}
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// topicTextField switches becomes the first responder or it is not anymore the first responder
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if (self.topicTextField.isFirstResponder != (topicTextFieldMaskView.hidden))
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{
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topicTextFieldMaskView.hidden = self.topicTextField.isFirstResponder;
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// move topicTextFieldMaskView to the foreground
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// when topicTextField has been the first responder, it lets a view over topicTextFieldMaskView
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// so restore the expected Z order
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if (!topicTextFieldMaskView.hidden)
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{
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[self bringSubviewToFront:topicTextFieldMaskView];
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}
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}
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}
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#pragma mark - UITextField delegate
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- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField
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{
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// check if the deleaget allows the edition
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if (!self.delegate || [self.delegate roomTitleViewShouldBeginEditing:self])
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{
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NSString *alertMsg = nil;
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if (textField == self.displayNameTextField)
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{
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// Check whether the user has enough power to rename the room
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MXRoomPowerLevels *powerLevels = self.mxRoom.dangerousSyncState.powerLevels;
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NSInteger userPowerLevel = [powerLevels powerLevelOfUserWithUserID:self.mxRoom.mxSession.myUser.userId];
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if (userPowerLevel >= [powerLevels minimumPowerLevelForSendingEventAsStateEvent:kMXEventTypeStringRoomName])
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{
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// Only the room name is edited here, update the text field with the room name
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textField.text = self.mxRoom.summary.displayname;
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textField.backgroundColor = [UIColor whiteColor];
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}
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else
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{
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alertMsg = [MatrixKitL10n roomErrorNameEditionNotAuthorized];
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}
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// Check whether the user is allowed to change room topic
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if (userPowerLevel >= [powerLevels minimumPowerLevelForSendingEventAsStateEvent:kMXEventTypeStringRoomTopic])
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{
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// Show topic text field even if the current value is nil
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self.hiddenTopic = NO;
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if (alertMsg)
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{
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// Here the user can only update the room topic, switch on room topic field (without displaying alert)
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alertMsg = nil;
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[self.topicTextField becomeFirstResponder];
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return NO;
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}
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}
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}
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else if (textField == self.topicTextField)
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{
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// Check whether the user has enough power to edit room topic
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MXRoomPowerLevels *powerLevels = self.mxRoom.dangerousSyncState.powerLevels;
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NSInteger userPowerLevel = [powerLevels powerLevelOfUserWithUserID:self.mxRoom.mxSession.myUser.userId];
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if (userPowerLevel >= [powerLevels minimumPowerLevelForSendingEventAsStateEvent:kMXEventTypeStringRoomTopic])
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{
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textField.backgroundColor = [UIColor whiteColor];
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[self stopTopicAnimation];
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}
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else
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{
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alertMsg = [MatrixKitL10n roomErrorTopicEditionNotAuthorized];
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}
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}
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if (alertMsg)
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{
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// Alert user
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__weak typeof(self) weakSelf = self;
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if (currentAlert)
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{
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[currentAlert dismissViewControllerAnimated:NO completion:nil];
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}
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currentAlert = [UIAlertController alertControllerWithTitle:nil message:alertMsg preferredStyle:UIAlertControllerStyleAlert];
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[currentAlert addAction:[UIAlertAction actionWithTitle:[MatrixKitL10n cancel]
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction * action) {
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typeof(self) self = weakSelf;
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self->currentAlert = nil;
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}]];
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[self.delegate roomTitleView:self presentAlertController:currentAlert];
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return NO;
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}
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return YES;
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}
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else
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{
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return NO;
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}
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}
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- (void)textFieldDidEndEditing:(UITextField *)textField
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{
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if (textField == self.topicTextField)
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{
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textField.backgroundColor = [UIColor clearColor];
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NSString *topic = textField.text;
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if ((topic.length || self.mxRoom.summary.topic.length) && [topic isEqualToString:self.mxRoom.summary.topic] == NO)
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{
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if ([self.delegate respondsToSelector:@selector(roomTitleView:isSaving:)])
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{
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[self.delegate roomTitleView:self isSaving:YES];
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}
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__weak typeof(self) weakSelf = self;
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[self.mxRoom setTopic:topic success:^{
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if (weakSelf)
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{
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typeof(weakSelf)strongSelf = weakSelf;
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if ([strongSelf.delegate respondsToSelector:@selector(roomTitleView:isSaving:)])
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{
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[strongSelf.delegate roomTitleView:strongSelf isSaving:NO];
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}
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// Hide topic field if empty
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strongSelf.hiddenTopic = !textField.text.length;
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}
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||||
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||||
} failure:^(NSError *error) {
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||||
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if (weakSelf)
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{
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typeof(weakSelf)strongSelf = weakSelf;
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if ([strongSelf.delegate respondsToSelector:@selector(roomTitleView:isSaving:)])
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||||
{
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[strongSelf.delegate roomTitleView:strongSelf isSaving:NO];
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}
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// Revert change
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NSString *topic = [MXTools stripNewlineCharacters:strongSelf.mxRoom.summary.topic];
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textField.text = (topic.length ? topic : nil);
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// Hide topic field if empty
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strongSelf.hiddenTopic = !textField.text.length;
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MXLogDebug(@"[MXKRoomTitleViewWithTopic] Topic room change failed");
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// Notify MatrixKit user
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NSString *myUserId = strongSelf.mxRoom.mxSession.myUser.userId;
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[[NSNotificationCenter defaultCenter] postNotificationName:kMXKErrorNotification object:error userInfo:myUserId ? @{kMXKErrorUserIdKey: myUserId} : nil];
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||||
}
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||||
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||||
}];
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||||
}
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||||
else
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||||
{
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||||
// Hide topic field if empty
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||||
self.hiddenTopic = !topic.length;
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||||
}
|
||||
}
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||||
else
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{
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||||
// Let super handle displayName text field
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[super textFieldDidEndEditing:textField];
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||||
}
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||||
}
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||||
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||||
- (BOOL)textFieldShouldReturn:(UITextField*) textField
|
||||
{
|
||||
if (textField == self.displayNameTextField)
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||||
{
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||||
// "Next" key has been pressed
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||||
[self.topicTextField becomeFirstResponder];
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||||
}
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||||
else
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{
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||||
// "Done" key has been pressed
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||||
[textField resignFirstResponder];
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||||
}
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||||
return YES;
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||||
}
|
||||
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||||
|
||||
@end
|
||||
Reference in New Issue
Block a user