added license GPL

[winnie] / src / wm.cc

diff --git a/src/wm.cc b/src/wm.cc
index 7c5959e..cbb5443 100644 (file)
--- a/src/wm.cc
+++ b/src/wm.cc
@@ -1,4 +1,26 @@
+/*
+winnie - an experimental window system
+
+Copyright (C) 2013 Eleni Maria Stea
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Author: Eleni Maria Stea <elene.mst@gmail.com>
+*/
+
 #include <algorithm>
+#include <limits.h>
 #include <stdexcept>
 #include <stdio.h>     // TODO
 
@@ -8,6 +30,9 @@
 #include "text.h"
 #include "wm.h"
 #include "window.h"
+#include "winnie.h"
+
+#define DCLICK_INTERVAL 400
 
 WindowManager *wm;
 
@@ -87,6 +112,7 @@ WindowManager::WindowManager()
 
        grab_win = 0;
        focused_win = 0;
+       background = 0;
 
        bg_color[0] = 210;
        bg_color[1] = 106;
@@ -137,7 +163,13 @@ void WindowManager::process_windows()
 
        wait_vsync();
 
-       fill_rect(uni, bg_color[0], bg_color[1], bg_color[2]);
+       if(!background) {
+               fill_rect(uni, bg_color[0], bg_color[1], bg_color[2]);
+       }
+       else {
+               blit(background->pixels, Rect(0, 0, background->width, background->height),
+                               get_framebuffer(), get_screen_size(), 0, 0);
+       }
 
        root_win->draw_children(uni);
 
@@ -149,10 +181,10 @@ void WindowManager::process_windows()
                        get_framebuffer(), get_screen_size(), mouse_x, mouse_y,
                        0, 0, 0);
 
-       Rect mouse_rect = {mouse_x, mouse_y, mouse_cursor.get_width(), mouse_cursor.get_height()};
+       Rect mouse_rect(mouse_x, mouse_y, mouse_cursor.get_width(), mouse_cursor.get_height());
        invalidate_region(mouse_rect);
 
-       gfx_update();
+       gfx_update(uni);
 }
 
 void WindowManager::add_window(Window *win)
@@ -280,6 +312,25 @@ void WindowManager::get_unfocused_frame_color(int *r, int *g, int *b) const
        *b = frame_ucolor[2];
 }
 
+void WindowManager::set_background(const Pixmap *pixmap)
+{
+       if(background) {
+               delete background;
+       }
+
+       if(pixmap) {
+               background = new Pixmap(*pixmap);
+       }
+       else {
+               background = 0;
+       }
+}
+
+const Pixmap *WindowManager::get_background() const
+{
+       return background;
+}
+
 Window *WindowManager::get_grab_window() const
 {
        return grab_win;
@@ -329,6 +380,43 @@ void WindowManager::sink_window(Window *win)
        }
 }
 
+void WindowManager::maximize_window(Window *win)
+{
+       win->normal_rect = win->rect;
+       
+       Rect rect = get_screen_size();
+
+       Window *frame;
+       if((frame = win->get_parent())) {
+               frame->normal_rect = frame->rect;
+               frame->resize(rect.width, rect.height);
+               frame->move(rect.x, rect.y);
+
+               rect.width -= frame_thickness * 2;
+               rect.height -= frame_thickness * 2 + titlebar_thickness;
+       }
+       else {
+               win->move(0, 0);
+       }
+
+       win->resize(rect.width, rect.height);
+       win->set_state(Window::STATE_MAXIMIZED);
+}
+
+void WindowManager::unmaximize_window(Window *win)
+{
+       win->resize(win->normal_rect.width, win->normal_rect.height);
+       win->move(win->normal_rect.x, win->normal_rect.y);
+
+       Window *frame;
+       if((frame = win->get_parent())) {
+               frame->resize(frame->normal_rect.width, frame->normal_rect.height);
+               frame->move(frame->normal_rect.x, frame->normal_rect.y);
+       }
+
+       win->set_state(Window::STATE_NORMAL);
+}
+
 static void display(Window *win)
 {
        //frame display:
@@ -356,14 +444,29 @@ static int prev_x, prev_y;
 
 static void mouse(Window *win, int bn, bool pressed, int x, int y)
 {
+       static long last_click = 0;
+
        if(bn == 0) {
-               if(pressed) {
+               if(pressed) {   
                        wm->grab_mouse(win);
                        wm->raise_window(win);
                        prev_x = x;
                        prev_y = y;
                }
                else {
+                       long time = winnie_get_time();
+                       if((time - last_click) < DCLICK_INTERVAL) {
+                               Window *child = win->get_children()[0];
+                               Window::State state = child->get_state();
+                               if(state == Window::STATE_MAXIMIZED) {
+                                       wm->unmaximize_window(child);
+                               }
+                               else if(state == Window::STATE_NORMAL) {
+                                       wm->maximize_window(child);
+                               }
+                       }
+                       last_click = time;
+
                        wm->release_mouse();
                }
        }
@@ -379,7 +482,9 @@ static void motion(Window *win, int x, int y)
                prev_x = x - dx;
                prev_y = y - dy;
 
-               Rect rect = win->get_rect();
-               win->move(rect.x + dx, rect.y + dy);
+               if(win->get_children()[0]->get_state() != Window::STATE_MAXIMIZED) {
+                       Rect rect = win->get_rect();
+                       win->move(rect.x + dx, rect.y + dy);
+               }
        }
 }