ede/edewm/Frame.h

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2007-07-18 22:20:04 +04:00
/*
* $Id$
*
* Edewm, window manager
* Part of Equinox Desktop Environment (EDE).
* Copyright (c) 2000-2006 EDE Authors.
*
* This program is licenced under terms of the
* GNU General Public Licence version 2 or newer.
* See COPYING for details.
*/
#ifndef _FRAME_H_
#define _FRAME_H_
#include <X11/Xlib.h>
#include <efltk/Fl_Window.h>
#include <efltk/Fl_Box.h>
#include "Cursor.h"
// frame states (internal)
#define FrameStateNormal (1 << 0) // neither of below states
#define FrameStateUnmapped (1 << 1) // or Withdrawn
#define FrameStateDestroyed (1 << 2) // destroyed window, handled by WindowManager
#define FrameStateFocused (1 << 3)
// frame states (netwm)
#define FrameStateModal (1 << 4) // transients
#define FrameStateSticky (1 << 5)
#define FrameStateShaded (1 << 6)
#define FrameStateHidden (1 << 7) // or iconized
#define FrameStateIconized FrameStateHidden
/* These two types are used to emit _NET_WM_STATE_ABOVE and _NET_WM_STATE_BELOW.
* For me it is unclear why they didn't called _NET_WM_STATE_ALWAYS_(ABOVE,BELOW)
* since all wm's set them in this state (except transient who are always above all
* windows), and stacking order can't be changed. Anyway, enjoy with more apropriate
* names.
*/
#define FrameStateAlwaysAbove (1 << 8)
#define FrameStateAlwaysBelow (1 << 9)
#define FrameStateMaximizedHorz (1 << 10)
#define FrameStateMaximizedVert (1 << 11)
#define FrameStateMaximized (FrameStateMaximizedHorz | FrameStateMaximizedVert)
// some options frame can have (or their combinations)
/*
#define FrameOptSkipList (1 << 0) // some reason why not in list
#define FrameOptBorder (1 << 1)
#define FrameOptThinBorder (1 << 2)
#define FrameOptTitlebar (1 << 3)
#define FrameOptSysmenu (1 << 4) // what a hell !?!?
#define FrameOptMinimize (1 << 5)
#define FrameOptMaxmize (1 << 6)
#define FrameOptClose (1 << 7)
#define FrameOptResize (1 << 8)
#define FrameOptMove (1 << 9)
#define FrameOptTakeFocus (1 << 10)
#define FrameOptKeepAspect (1 << 11)
*/
#define FrameOptSkipList (1 << 0)
#define FrameOptHaveBorder (1 << 1)
#define FrameOptHaveTitlebar (1 << 2)
#define FrameOptResizeable (1 << 3)
#define FrameOptMoveable (1 << 4)
#define FrameOptCloseable (1 << 5)
#define FrameOptHideable (1 << 6)
#define FrameOptTakeFocus (1 << 7)
#define FrameOptKeepAspect (1 << 8)
/* some events echo UnmapNotify, like ReparentNotify, and if we
* start wm on existing X session with open windows, this flag will
* prevent they be unmapped
*/
#define FrameOptIgnoreUnmap (1 << 12)
// frame type
#define FrameTypeNormal 0
#define FrameTypeDialog 1
#define FrameTypeSplash 2
#define FrameTypeDock 3
#define FrameTypeToolbar 4
#define FrameTypeMenu 5
#define FrameTypeUtil 6
#define FrameTypeDesktop 7
// type of resizing; means from which
// side of window is resize doing
#define ResizeTypeNone (1 << 0)
#define ResizeTypeLeft (1 << 1)
#define ResizeTypeRight (1 << 2)
#define ResizeTypeUp (1 << 3)
#define ResizeTypeDown (1 << 4)
#define ResizeTypeUpLeft (ResizeTypeUp | ResizeTypeLeft)
#define ResizeTypeDownLeft (ResizeTypeDown | ResizeTypeLeft)
#define ResizeTypeUpRight (ResizeTypeUp | ResizeTypeRight)
#define ResizeTypeDownRight (ResizeTypeDown | ResizeTypeRight)
#define ResizeTypeAll (ResizeTypeUp | ResizeTypeDown | ResizeTypeLeft | ResizeTypeRight)
// type of recalc_geometry()
#define GeometryRecalcAll 0
#define GeometryRecalcAllXY 1 // recalc all, except for plain w and h
#define GeometryRecalcPlain 2
// now lets go to code...
// window sizes without borders, titlebar etc.
struct WindowGeometry
{
int x, y, w, h;
int offset_x, offset_y;
int min_w, min_h;
int max_w, max_h;
int inc_w, inc_h;
int border;
};
struct FrameData
{
Window window;
Window transient_win;
Colormap colormap;
WindowGeometry plain;
Pixmap icon_pixmap;
Pixmap icon_mask;
char* label;
bool label_alocated;
long state;
long option;
short type;
int win_gravity;
bool autoplace;
bool have_transient;
// Icon* icon;
};
struct Overlay
{
int x, y, w, h;
GC inverted_gc;
};
enum FrameBordersState
{
FOCUSED = 1,
UNFOCUSED,
CLICKED
};
class FrameBorders
{
private:
Fl_Color focused;
Fl_Color unfocused;
Fl_Color clicked;
Fl_Color sizers_focused;
Fl_Color sizers_unfocused;
Fl_Color sizers_clicked;
int updown_w;
int updown2x_w;
int leftright_h;
int leftright2x_h;
bool is_shaped;
bool is_border;
void item_color(Fl_Color c, FrameBordersState s, bool is_border);
Fl_Color item_color(FrameBordersState s, bool is_border);
public:
void border_color(Fl_Color c, FrameBordersState s) { item_color(c, s, true); }
void sizers_color(Fl_Color c, FrameBordersState s) { item_color(c, s, false); }
void updown(int s);
void leftright(int s);
void shaped(bool s);
Fl_Color border_color(FrameBordersState s) { return item_color(s, true); }
Fl_Color sizers_color(FrameBordersState s) { return item_color(s, false); }
int updown(void) { return updown_w; }
int updown2x(void) { return updown2x_w; }
int leftright(void) { return leftright_h; }
int leftright2x(void) { return leftright2x_h; }
bool shaped(void) { return is_shaped; }
};
/* Window responsible for displaying parent
* coordinates. It will _not_ be framed.
*/
class CoordinatesView : public Fl_Window
{
private:
char data[100];
Fl_Box* data_box;
public:
CoordinatesView();
~CoordinatesView();
void display_data(int x, int y, int w, int h);
};
class Titlebar;
class FrameEventHandler;
// Head honcho of everything
class Frame : public Fl_Window
{
private:
friend class FrameEventHandler;
FrameData* fdata;
int screen_x, screen_y, screen_w, screen_h;
// sizes used when we do restore()
int restore_x, restore_y, restore_w, restore_h;
bool opaque_move_resize;
bool show_titlebar;
bool is_moving;
bool is_resizing;
bool cursor_grabbed;
bool snap_move;
bool show_coordinates;
FrameBorders borders;
FrameEventHandler* events;
Titlebar* titlebar;
Fl_Box* sizer_top_left;
Fl_Box* sizer_top_right;
Fl_Box* sizer_bottom_left;
Fl_Box* sizer_bottom_right;
CoordinatesView* cview;
Overlay overlay;
// private loaders
void feed_data(XWindowAttributes* attrs);
//void load_wm_hints(void);
/* void load_size_hints(void); */
void load_label(void);
// preparers
void setup_borders(void);
// void init_sizes(void);
void init_overlay(int border_size);
void reparent_window(void);
void place_sizers(int x, int y, int w, int h);
long resize_type(int x, int y);
void recalc_geometry(int x, int y, int w, int h, short rtype);
void configure_notify(void);
void shape_borders(void);
void shape_edges(void);
void show_sizers(void);
void hide_sizers(void);
void draw_overlay(int x, int y, int w, int h);
void clear_overlay(void);
// this is here so FrameEventHandler can access Fl_Window
int handle_parent(int event);
Frame(const Frame&);
Frame operator=(const Frame&);
public:
Frame(Window, XWindowAttributes* = 0);
~Frame();
Window window(void) { return fdata->window; }
Window transient_window(void) { return fdata->transient_win; }
void settings_changed(void) { }
int handle(int e);
int handle(XEvent* e);
void destroy(void);
void display_internals(void);
void content_click(void);
bool frame_type(short t) { return ((fdata->type == t) ? true : false); }
void set_state(long s) { fdata->state |= s; }
bool state(long s) { return ((fdata->state & s) == s) ? true : false; }
void clear_state(long s) { fdata->state &= ~s; }
void clear_all_states(void) { fdata->state = 0; }
void set_option(long o) { fdata->option |= o; }
bool option(long o) { return ((fdata->option & o) == o) ? true : false; }
void clear_option(long o) { fdata->option &= ~o; }
void clear_all_options(void) { fdata->option = 0; }
// public loaders
void load_colormap(Colormap col = 0);
// window manipulators
void set_size(int x, int y, int w, int h, bool apply_on_plain);
void move_window(int x, int y);
void resize_window(int mouse_x, int mouse_y, long direction);
void maximize(void);
void restore(void);
void shade(void);
void unshade(void);
void close_kill(void);
void focus(void);
void unfocus(void);
void raise(void);
void lower(void);
void borders_color(FrameBordersState s);
void set_cursor(CursorType t);
// void change_window_type(short t);
void map(void);
void unmap(void);
void show_coordinates_window(void);
void update_coordinates_window(void);
void hide_coordinates_window(void);
//const FrameBorders& frame_borders(void) { return borders; }
/* These function are used to determine how Frame
* will dispatch events between titlebar and sizers
*/
void move_start(void) { is_moving = true; }
void move_end(void) { is_moving = false; }
bool moving(void) { return is_moving; }
void resize_start(void) { is_resizing = true; }
void resize_end(void) { is_resizing = false; }
bool resizing(void) { return is_resizing; }
// TODO: should this be in WindowManager or here ???
void grab_cursor(void);
void ungrab_cursor(void);
bool destroy_scheduled(void) { return state(FrameStateDestroyed); }
};
#endif