chore: remove dead draggable region code (#38404)

This commit is contained in:
Cheng Zhao 2023-05-24 17:03:07 +09:00 committed by GitHub
parent b6c80ba646
commit dec9a1d9db
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
3 changed files with 0 additions and 231 deletions

View file

@ -4,28 +4,10 @@
#include "shell/browser/ui/drag_util.h"
#include <memory>
#include "ui/gfx/geometry/skia_conversions.h"
namespace electron {
// Return a vector of non-draggable regions that fill a window of size
// |width| by |height|, but leave gaps where the window should be draggable.
std::vector<gfx::Rect> CalculateNonDraggableRegions(
std::unique_ptr<SkRegion> draggable,
int width,
int height) {
std::vector<gfx::Rect> result;
SkRegion non_draggable;
non_draggable.op({0, 0, width, height}, SkRegion::kUnion_Op);
non_draggable.op(*draggable, SkRegion::kDifference_Op);
for (SkRegion::Iterator it(non_draggable); !it.done(); it.next()) {
result.push_back(gfx::SkIRectToRect(it.rect()));
}
return result;
}
// Convert draggable regions in raw format to SkRegion format.
std::unique_ptr<SkRegion> DraggableRegionsToSkRegion(
const std::vector<mojom::DraggableRegionPtr>& regions) {

View file

@ -10,7 +10,6 @@
#include "shell/common/api/api.mojom.h"
#include "third_party/skia/include/core/SkRegion.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/image/image.h"
namespace base {
@ -23,11 +22,6 @@ void DragFileItems(const std::vector<base::FilePath>& files,
const gfx::Image& icon,
gfx::NativeView view);
std::vector<gfx::Rect> CalculateNonDraggableRegions(
std::unique_ptr<SkRegion> draggable,
int width,
int height);
// Convert draggable regions in raw format to SkRegion format.
std::unique_ptr<SkRegion> DraggableRegionsToSkRegion(
const std::vector<mojom::DraggableRegionPtr>& regions);

View file

@ -5,217 +5,10 @@
#include "shell/browser/ui/inspectable_web_contents_view_mac.h"
#import <AppKit/AppKit.h>
#import <objc/runtime.h>
#include <vector>
#include "base/strings/sys_string_conversions.h"
#import "shell/browser/ui/cocoa/electron_inspectable_web_contents_view.h"
#include "shell/browser/ui/drag_util.h"
#include "shell/browser/ui/inspectable_web_contents.h"
#include "shell/browser/ui/inspectable_web_contents_view_delegate.h"
#include "ui/gfx/geometry/rect.h"
@interface DragRegionView : NSView
@property(assign) NSPoint initialLocation;
@end
@interface NSWindow ()
- (void)performWindowDragWithEvent:(NSEvent*)event;
@end
@implementation DragRegionView
@synthesize initialLocation;
+ (void)load {
if (getenv("ELECTRON_DEBUG_DRAG_REGIONS")) {
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
SEL originalSelector = @selector(drawRect:);
SEL swizzledSelector = @selector(drawDebugRect:);
Method originalMethod =
class_getInstanceMethod([self class], originalSelector);
Method swizzledMethod =
class_getInstanceMethod([self class], swizzledSelector);
BOOL didAddMethod =
class_addMethod([self class], originalSelector,
method_getImplementation(swizzledMethod),
method_getTypeEncoding(swizzledMethod));
if (didAddMethod) {
class_replaceMethod([self class], swizzledSelector,
method_getImplementation(originalMethod),
method_getTypeEncoding(originalMethod));
} else {
method_exchangeImplementations(originalMethod, swizzledMethod);
}
});
}
}
- (BOOL)mouseDownCanMoveWindow {
return
[self.window respondsToSelector:@selector(performWindowDragWithEvent:)];
}
- (BOOL)acceptsFirstMouse:(NSEvent*)event {
return YES;
}
- (BOOL)shouldIgnoreMouseEvent {
NSEventType type = [[NSApp currentEvent] type];
return type != NSEventTypeLeftMouseDragged &&
type != NSEventTypeLeftMouseDown;
}
- (NSView*)hitTest:(NSPoint)point {
// Pass-through events that hit one of the exclusion zones
for (NSView* exclusion_zones in [self subviews]) {
if ([exclusion_zones hitTest:point])
return nil;
}
return self;
}
- (void)mouseDown:(NSEvent*)event {
[super mouseDown:event];
if ([self.window respondsToSelector:@selector(performWindowDragWithEvent:)]) {
// According to Google, using performWindowDragWithEvent:
// does not generate a NSWindowWillMoveNotification. Hence post one.
[[NSNotificationCenter defaultCenter]
postNotificationName:NSWindowWillMoveNotification
object:self];
[self.window performWindowDragWithEvent:event];
return;
}
if (self.window.styleMask & NSWindowStyleMaskFullScreen) {
return;
}
self.initialLocation = [event locationInWindow];
}
- (void)mouseDragged:(NSEvent*)event {
if ([self.window respondsToSelector:@selector(performWindowDragWithEvent:)]) {
return;
}
if (self.window.styleMask & NSWindowStyleMaskFullScreen) {
return;
}
NSPoint currentLocation = [NSEvent mouseLocation];
NSPoint newOrigin;
NSRect screenFrame = [[NSScreen mainScreen] frame];
NSSize screenSize = screenFrame.size;
NSRect windowFrame = [self.window frame];
NSSize windowSize = windowFrame.size;
newOrigin.x = currentLocation.x - self.initialLocation.x;
newOrigin.y = currentLocation.y - self.initialLocation.y;
BOOL inMenuBar = (newOrigin.y + windowSize.height) >
(screenFrame.origin.y + screenSize.height);
BOOL screenAboveMainScreen = false;
if (inMenuBar) {
for (NSScreen* screen in [NSScreen screens]) {
NSRect currentScreenFrame = [screen frame];
BOOL isHigher = currentScreenFrame.origin.y > screenFrame.origin.y;
// If there's another screen that is generally above the current screen,
// we'll draw a new rectangle that is just above the current screen. If
// the "higher" screen intersects with this rectangle, we'll allow drawing
// above the menubar.
if (isHigher) {
NSRect aboveScreenRect =
NSMakeRect(screenFrame.origin.x,
screenFrame.origin.y + screenFrame.size.height - 10,
screenFrame.size.width, 200);
BOOL screenAboveIntersects =
NSIntersectsRect(currentScreenFrame, aboveScreenRect);
if (screenAboveIntersects) {
screenAboveMainScreen = true;
break;
}
}
}
}
// Don't let window get dragged up under the menu bar
if (inMenuBar && !screenAboveMainScreen) {
newOrigin.y = screenFrame.origin.y +
(screenFrame.size.height - windowFrame.size.height);
}
// Move the window to the new location
[self.window setFrameOrigin:newOrigin];
}
// For debugging purposes only.
- (void)drawDebugRect:(NSRect)aRect {
[[[NSColor greenColor] colorWithAlphaComponent:0.5] set];
NSRectFill([self bounds]);
}
@end
@interface ExcludeDragRegionView : NSView
@end
@implementation ExcludeDragRegionView
+ (void)load {
if (getenv("ELECTRON_DEBUG_DRAG_REGIONS")) {
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
SEL originalSelector = @selector(drawRect:);
SEL swizzledSelector = @selector(drawDebugRect:);
Method originalMethod =
class_getInstanceMethod([self class], originalSelector);
Method swizzledMethod =
class_getInstanceMethod([self class], swizzledSelector);
BOOL didAddMethod =
class_addMethod([self class], originalSelector,
method_getImplementation(swizzledMethod),
method_getTypeEncoding(swizzledMethod));
if (didAddMethod) {
class_replaceMethod([self class], swizzledSelector,
method_getImplementation(originalMethod),
method_getTypeEncoding(originalMethod));
} else {
method_exchangeImplementations(originalMethod, swizzledMethod);
}
});
}
}
- (BOOL)mouseDownCanMoveWindow {
return NO;
}
// For debugging purposes only.
- (void)drawDebugRect:(NSRect)aRect {
[[[NSColor redColor] colorWithAlphaComponent:0.5] set];
NSRectFill([self bounds]);
}
@end
namespace electron {