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- // Copyright 2015 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #import "ui/gfx/mac/nswindow_frame_controls.h"
- #import <AppKit/AppKit.h>
- #include "ui/gfx/geometry/size.h"
- namespace {
- // The value used to represent an unbounded width or height.
- const int kUnboundedSize = 0;
- void SetResizableStyleMask(NSWindow* window, bool resizable) {
- NSUInteger style_mask = [window styleMask];
- if (resizable)
- style_mask |= NSWindowStyleMaskResizable;
- else
- style_mask &= ~NSWindowStyleMaskResizable;
- [window setStyleMask:style_mask];
- }
- } // namespace
- namespace gfx {
- void SetNSWindowCanFullscreen(NSWindow* window, bool allow_fullscreen) {
- NSWindowCollectionBehavior behavior = [window collectionBehavior];
- if (behavior & NSWindowCollectionBehaviorFullScreenAuxiliary)
- return;
- if (allow_fullscreen)
- behavior |= NSWindowCollectionBehaviorFullScreenPrimary;
- else
- behavior &= ~NSWindowCollectionBehaviorFullScreenPrimary;
- [window setCollectionBehavior:behavior];
- }
- void SetNSWindowVisibleOnAllWorkspaces(NSWindow* window, bool always_visible) {
- NSWindowCollectionBehavior behavior = [window collectionBehavior];
- if (always_visible)
- behavior |= NSWindowCollectionBehaviorCanJoinAllSpaces;
- else
- behavior &= ~NSWindowCollectionBehaviorCanJoinAllSpaces;
- [window setCollectionBehavior:behavior];
- }
- void ApplyNSWindowSizeConstraints(NSWindow* window,
- const gfx::Size& min_size,
- const gfx::Size& max_size,
- bool can_resize,
- bool can_fullscreen) {
- [window setContentMinSize:NSMakeSize(min_size.width(), min_size.height())];
- CGFloat max_width =
- max_size.width() == kUnboundedSize ? CGFLOAT_MAX : max_size.width();
- CGFloat max_height =
- max_size.height() == kUnboundedSize ? CGFLOAT_MAX : max_size.height();
- [window setContentMaxSize:NSMakeSize(max_width, max_height)];
- SetResizableStyleMask(window, can_resize);
- [window setShowsResizeIndicator:can_resize];
- // Set the window to participate in Lion Fullscreen mode.
- SetNSWindowCanFullscreen(window, can_fullscreen);
- [[window standardWindowButton:NSWindowZoomButton] setEnabled:can_fullscreen];
- }
- } // namespace gfx
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