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134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
// Aseprite UI Library
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// Copyright (C) 2001-2013 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifndef UI_MANAGER_H_INCLUDED
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#define UI_MANAGER_H_INCLUDED
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#pragma once
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#include "ui/message_type.h"
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#include "ui/mouse_buttons.h"
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#include "ui/widget.h"
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namespace she {
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class Clipboard;
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class Display;
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class EventQueue;
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}
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namespace ui {
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class LayoutIO;
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class Timer;
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class Window;
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class Manager : public Widget {
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public:
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static Manager* getDefault() {
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return m_defaultManager;
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}
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Manager();
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~Manager();
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she::Display* getDisplay() { return m_display; }
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she::Clipboard* getClipboard() { return m_clipboard; }
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void setDisplay(she::Display* display);
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void setClipboard(she::Clipboard* clipboard);
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void run();
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// Returns true if there are messages in the queue to be
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// distpatched through jmanager_dispatch_messages().
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bool generateMessages();
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void dispatchMessages();
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void enqueueMessage(Message* msg);
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void addToGarbage(Widget* widget);
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void collectGarbage();
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Window* getTopWindow();
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Window* getForegroundWindow();
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Widget* getFocus();
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Widget* getMouse();
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Widget* getCapture();
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void setFocus(Widget* widget);
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void setMouse(Widget* widget);
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void setCapture(Widget* widget);
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void attractFocus(Widget* widget);
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void focusFirstChild(Widget* widget);
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void freeFocus();
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void freeMouse();
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void freeCapture();
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void freeWidget(Widget* widget);
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void removeMessage(Message* msg);
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void removeMessagesFor(Widget* widget);
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void removeMessagesForTimer(Timer* timer);
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void addMessageFilter(int message, Widget* widget);
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void removeMessageFilter(int message, Widget* widget);
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void removeMessageFilterFor(Widget* widget);
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void invalidateDisplayRegion(const gfx::Region& region);
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LayoutIO* getLayoutIO();
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bool isFocusMovementKey(Message* msg);
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void _openWindow(Window* window);
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void _closeWindow(Window* window, bool redraw_background);
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protected:
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bool onProcessMessage(Message* msg) override;
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void onResize(ResizeEvent& ev) override;
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void onPaint(PaintEvent& ev) override;
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void onPreferredSize(PreferredSizeEvent& ev) override;
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void onBroadcastMouseMessage(WidgetsList& targets) override;
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virtual LayoutIO* onGetLayoutIO();
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private:
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void generateMouseMessages();
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void generateSetCursorMessage(const gfx::Point& mousePos);
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void generateKeyMessages();
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void generateMessagesFromSheEvents();
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void handleMouseMove(const gfx::Point& mousePos, MouseButtons mouseButtons);
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void handleMouseDown(const gfx::Point& mousePos, MouseButtons mouseButtons);
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void handleMouseUp(const gfx::Point& mousePos, MouseButtons mouseButtons);
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void handleMouseDoubleClick(const gfx::Point& mousePos, MouseButtons mouseButtons);
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void handleMouseWheel(const gfx::Point& mousePos, MouseButtons mouseButtons, const gfx::Point& wheelDelta);
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void handleWindowZOrder();
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void pumpQueue();
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static void removeWidgetFromRecipients(Widget* widget, Message* msg);
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static bool someParentIsFocusStop(Widget* widget);
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static Widget* findMagneticWidget(Widget* widget);
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static Message* newMouseMessage(MessageType type,
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Widget* widget, const gfx::Point& mousePos,
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MouseButtons buttons, const gfx::Point& wheelDelta = gfx::Point(0, 0));
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static MouseButtons currentMouseButtons(int antique);
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void broadcastKeyMsg(Message* msg);
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static Manager* m_defaultManager;
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WidgetsList m_garbage;
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she::Display* m_display;
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she::Clipboard* m_clipboard;
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she::EventQueue* m_eventQueue;
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// This member is used to make freeWidget() a no-op when we
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// restack a window if the user clicks on it.
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Widget* m_lockedWindow;
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// Current pressed buttons.
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MouseButtons m_mouseButtons;
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};
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} // namespace ui
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#endif
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