get focused window and set window nameHEADmain

1 files changed, 115 insertions, 27 deletions

diff --git a/src/scapx.c b/src/scapx.c
index 50edc7f..1b37bf5 100644
--- a/src/scapx.c
+++ b/src/scapx.c
@@ -3,36 +3,64 @@
 #include <stdlib.h>
 #include <stdbool.h>
 #include <stdarg.h>
+#include <string.h>
+#include <unistd.h>
 
 // X
 #include <X11/keysymdef.h>
 #include <X11/keysym.h>
 #include <xcb/xcb_keysyms.h>
-#include <X11/cursorfont.h>
-//#include <xcb/xcb_atom.h>
-// #include <xcb/xcb_util.h>
-// #include <X11/Xutil.h>
+#include <xcb/xcb_atom.h>
 #include <xcb/xcb_cursor.h>
 
+// #include <X11/extensions/Xcomposite.h>
+// #include <X11/Xutil.h>
+// #include <xcb/xcb_util.h>
+
 // local
 #include "types.h"
+#include "config.h"
 #include "scapx.h"
 #include "x.h"
-#include "config.h"
 
+// Project  TODO:
+/*
+
+Stages:
+
+  // 1. WINDOWS:
+   - 1. get rid of visible window
+   - 2. grab info on currently focused window from WM
+   - 3. if simply left click, grab that whole window and window only for image capture (notice in maim, this scr does not take background?)
+
+   // 2. DRAWING
+   - 4. draw rectangle selection
+   - 5. draw lasso selection
+
+   // 3. screen capture3
+   - 6. capture drawn polygon selection
+   - 7. capture drawn irregular (lasso) polygon selection
+	// _NET_WM_WINDOW_TYPE_DND // indicates win is being dragged
+
+   // 4. FILE I/O
+   - 8. image file I/O
+*/
 
 
 void dbg_printf(const char *fmt, ...)
 {
-    va_list args;
-    va_start(args, fmt);
-    vfprintf(stderr, fmt, args);
-    va_end(args);
+	va_list args;
+	va_start(args, fmt);
+	vfprintf(stderr, fmt, args);
+	va_end(args);
 }
 
+
 int main(int argc, char **argv)
 {
 	// TODO: parse flags
+	(void)argc;
+	(void)argv;
 
 	Server_context_t *info;
 
@@ -44,6 +72,10 @@ int main(int argc, char **argv)
 	xcb_generic_event_t *event;
 	xcb_cursor_t mptr;
 
+	xcb_set_win_name(info->con, win, "scapx");
+
+	// TODO: refactor
+
 	bool done = 0;
 	while (!done && (event = xcb_wait_for_event(info->con))) {
 		if (event->response_type == 0 )
@@ -51,9 +83,9 @@ int main(int argc, char **argv)
 
 		switch (event->response_type & ~0x80) {
 			{ // mouse
-			static bool lmbtn = 0;
-			static bool rmbtn = 0;
-			case XCB_BUTTON_PRESS:
+				static bool lmbtn = 0;
+				static bool rmbtn = 0;
+				case XCB_BUTTON_PRESS:
 				if (((xcb_button_press_event_t *)event)->detail == M_BTN_1) {
 					lmbtn = 1;
 					printf("left clicked.\n");
@@ -64,7 +96,7 @@ int main(int argc, char **argv)
 					rmbtn = 1;
 				}
 				break;
-			case XCB_BUTTON_RELEASE:
+				case XCB_BUTTON_RELEASE:
 				cursor_die(info->con, win, mptr);
 				if (((xcb_button_press_event_t *)event)->detail == M_BTN_1) {
 					lmbtn = 0;
@@ -73,35 +105,91 @@ int main(int argc, char **argv)
 					rmbtn = 0;
 				}
 				break;
-			case XCB_MOTION_NOTIFY:
+				case XCB_MOTION_NOTIFY:
 				if (lmbtn || rmbtn) {
-					mptr = cursor_set(info->con, info->scr, win, XC_cross);
+					mptr = cursor_set(info->con, win, M_CURSOR);
 					printf("%s drag.\n", lmbtn ? "left" : "right");
 				} else
 					printf("moving.\n");
 				break;
+				case XCB_LEAVE_NOTIFY:
+						printf("left window.\n");
+						{ // get focused window
+							xcb_window_t focused_win = get_focused_win(info->con);
+							xcb_get_geometry_reply_t *geo_rep = xcb_get_geometry_reply(info->con, xcb_get_geometry(info->con, focused_win), NULL);
+
+							xcb_flush(info->con);
+							xcb_unmap_window(info->con, win);
+
+							// TODO: 1. put this on the top of the stack (fix the new window onto that which was focused)
+										// first: remove WM decoration
+							// TODO: instead of deleting the old window and creating a new, simply use xcb_configure_window to modify the existing window with focused win attr.
+
+							xcb_create_window(info->con,
+									geo_rep->depth,
+									focused_win,
+									geo_rep->root,
+									geo_rep->x, geo_rep->y,
+									geo_rep->width, geo_rep->height,
+									geo_rep->border_width,
+									XCB_WINDOW_CLASS_INPUT_OUTPUT,
+									info->scr->root_visual,
+									XCB_CW_EVENT_MASK | XCB_CW_CURSOR | XCB_CW_OVERRIDE_REDIRECT,
+									(u32[]){
+									0,
+									XCB_EVENT_MASK_BUTTON_1_MOTION |
+									XCB_EVENT_MASK_POINTER_MOTION  |
+									XCB_MOTION_NOTIFY              |
+									XCB_EVENT_MASK_BUTTON_MOTION   |
+									XCB_EVENT_MASK_LEAVE_WINDOW, 1
+									}
+									);
+
+							xcb_change_window_attributes(info->con, focused_win, XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT, (u32[]){info->scr->black_pixel, 0});
+							xcb_map_window(info->con, focused_win);
+							xcb_flush(info->con);
+
+							// event loop for new window
+
+
+							while (xcb_wait_for_event(info->con)) {
+								switch (geo_rep->response_type & ~0x80) {
+									case XCB_MOTION_NOTIFY:
+									printf("motion received.\n");
+									break;
+									default:
+									printf("event received.\n");
+									break;
+								}
+
+								printf("focused window width %u height %u\n", geo_rep->width, geo_rep->height);
+							}
+
+							free(geo_rep);
+						}
+				break;
 			}
 
 			case XCB_KEY_PRESS:
-				printf("\nKeyPress event received:\n");
-				xcb_key_press_event_t *kevent = (xcb_key_press_event_t *)event;
+			printf("\nKeyPress event received:\n");
+			xcb_key_press_event_t *kevent = (xcb_key_press_event_t *)event;
 
-				// NOTE: field is a mask of the buttons held down during the event
-				printf("state %#x ", kevent->state);
-				printf("keycode %u ", kevent->detail);
+			// NOTE: field is a mask of the buttons held down during the event
+			printf("state %#x ", kevent->state);
+			printf("keycode %u ", kevent->detail);
 
 
-				xcb_keysym_t ksym = xcb_key_symbols_get_keysym(ksymbols, kevent->detail, kevent->state);
-				const char *sym_str = ksym_to_str(&ksym);
+			xcb_keysym_t ksym = xcb_key_symbols_get_keysym(ksymbols, kevent->detail, kevent->state);
+			const char *sym_str = ksym_to_str(&ksym);
 
-				if (ksym == XK_Escape || ksym == XK_q || ksym == XK_Q)
-					die(ksymbols, info, win);
+			if (ksym == XK_Escape || ksym == XK_q || ksym == XK_Q)
+				die(ksymbols, info, win);
 
 
-				printf("keysym [%#x %s]\n", ksym, sym_str ? sym_str : "");
-				break;
+			printf("keysym [%#x %s]\n", ksym, sym_str ? sym_str : "");
+			break;
 			case XCB_KEY_RELEASE:
-				break;
+			break;
 		}
 
 		free(event);