3 #include <stdio.h> // TODO
9 #include "mouse_cursor.h"
12 static WindowManager wminst;
14 static void display(Window *win);
15 static void mouse(Window *win, int bn, bool pressed, int x, int y);
16 static void motion(Window *win, int x, int y);
18 void WindowManager::create_frame(Window *win)
20 Window *frame = new Window;
21 Window *parent = win->get_parent();
23 frame->set_display_callback(display);
24 frame->set_mouse_button_callback(mouse);
25 frame->set_mouse_motion_callback(motion);
26 frame->set_focusable(false);
27 frame->add_child(win);
29 windows.push_back(frame);
31 Rect win_rect = win->get_rect();
32 frame->move(win_rect.x - frame_thickness,
33 win_rect.y - frame_thickness - titlebar_thickness);
34 frame->resize(win_rect.width + frame_thickness * 2,
35 win_rect.height + frame_thickness * 2 + titlebar_thickness);
37 win->move(frame_thickness, frame_thickness + titlebar_thickness);
38 parent->add_child(frame);
41 void WindowManager::destroy_frame(Window *win)
43 Window *frame = win->parent;
52 std::list<Window*>::iterator it;
53 it = std::find(windows.begin(), windows.end(), frame);
54 if(it != windows.end()) {
55 root_win->add_child(win);
61 WindowManager::WindowManager()
66 throw std::runtime_error("Trying to create a second instance of WindowManager!\n");
69 root_win = new Window;
70 root_win->resize(get_screen_size().width, get_screen_size().height);
72 root_win->set_managed(false);
81 titlebar_thickness = 16;
83 frame_fcolor[0] = frame_fcolor[1] = frame_fcolor[2] = 142;
84 frame_ucolor[0] = frame_ucolor[1] = frame_ucolor[2] = 210;
86 mouse_cursor.set_image(mouse_cursor_width, mouse_cursor_height);
87 unsigned char *pixels = mouse_cursor.get_image();
89 for(int i=0; i<mouse_cursor_height; i++) {
90 for(int j=0; j<mouse_cursor_width; j++) {
91 int val = mouse_cursor_bw[i * mouse_cursor_width + j];
100 WindowManager::~WindowManager()
105 void WindowManager::invalidate_region(const Rect &rect)
107 dirty_rects.push_back(rect);
110 void WindowManager::process_windows()
112 if(dirty_rects.empty()) {
116 std::list<Rect>::iterator drit = dirty_rects.begin();
118 while(drit != dirty_rects.end()) {
119 uni = rect_union(uni, *drit++);
125 fill_rect(uni, bg_color[0], bg_color[1], bg_color[2]);
127 root_win->draw_children(uni);
130 int mouse_x, mouse_y;
131 get_pointer_pos(&mouse_x, &mouse_y);
133 blit_key(mouse_cursor.get_image(), mouse_cursor.get_rect(),
134 get_framebuffer(), get_screen_size(), mouse_x, mouse_y,
137 Rect mouse_rect = {mouse_x, mouse_y, mouse_cursor.get_width(), mouse_cursor.get_height()};
138 invalidate_region(mouse_rect);
143 void WindowManager::add_window(Window *win)
145 if(!win || win == root_win) {
149 root_win->add_child(win);
151 if(windows.empty()) {
155 if(win->get_managed()) {
159 windows.push_back(win);
162 void WindowManager::remove_window(Window *win)
164 std::list<Window*>::iterator it;
165 it = std::find(windows.begin(), windows.end(), win);
167 if(it != windows.end()) {
172 void WindowManager::set_focused_window(Window *win)
174 if(win && win == focused_win) {
179 // invalidate the frame (if any)
180 Window *parent = focused_win->get_parent();
181 if(parent && parent != root_win) {
182 parent->invalidate();
191 if(win->get_focusable()) {
196 Window **children = win->get_children();
197 for(int i=0; i<win->get_children_count(); i++) {
198 if(children[0]->get_focusable()) {
199 set_focused_window(children[0]);
207 const Window *WindowManager::get_focused_window() const
212 Window *WindowManager::get_focused_window()
217 Window *WindowManager::get_window_at_pos(int pointer_x, int pointer_y)
219 std::list<Window*>::reverse_iterator rit = windows.rbegin();
220 while(rit != windows.rend()) {
222 Window *parent = w->get_parent();
224 if(parent == root_win && w->contains_point(pointer_x, pointer_y)) {
232 Window *WindowManager::get_grab_window() const
237 void WindowManager::grab_mouse(Window *win)
242 void WindowManager::release_mouse()
247 static void display(Window *win)
249 fill_rect(win->get_absolute_rect(), 255, 211, 5);
252 static int prev_x, prev_y;
254 static void mouse(Window *win, int bn, bool pressed, int x, int y)
268 static void motion(Window *win, int x, int y)
270 int left_bn = get_button(0);
277 Rect rect = win->get_rect();
278 win->move(rect.x + dx, rect.y + dy);