First shot at SDL_SetWindowDragAreas().

Only Cocoa implemented right now. --HG-- extra : amend_source : b178ad0ae25b933b284ed1bda89df750ddd27fb3
2014-05-27 01:27:42 -04:00 · 2014-05-27 01:27:42 -04:00 · cce4ce44d4
commit cce4ce44d4
parent 5f9c366fe2
11 changed files with 249 additions and 2 deletions
--- a/test/testdragareas.c
+++ b/test/testdragareas.c
@ -0,0 +1,93 @@
+#include <stdio.h>
+#include "SDL.h"
+
+/* !!! FIXME: rewrite this to be wired in to test framework. */
+
+int main(int argc, char **argv)
+{
+    int done = 0;
+    SDL_Window *window;
+    SDL_Renderer *renderer;
+
+    const SDL_Rect drag_areas[] = {
+        { 20, 20, 100, 100 },
+        { 200, 70, 100, 100 },
+        { 400, 90, 100, 100 }
+    };
+
+    const SDL_Rect *areas = drag_areas;
+    int numareas = SDL_arraysize(drag_areas);
+
+    /* !!! FIXME: check for errors. */
+    SDL_Init(SDL_INIT_VIDEO);
+    window = SDL_CreateWindow("Drag the red boxes", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640, 480, SDL_WINDOW_BORDERLESS);
+    renderer = SDL_CreateRenderer(window, -1, 0);
+
+    if (SDL_SetWindowDragAreas(window, areas, numareas) == -1) {
+        fprintf(stderr, "Setting drag areas failed!\n");
+        SDL_Quit();
+        return 1;
+    }
+
+    while (!done)
+    {
+        SDL_SetRenderDrawColor(renderer, 0, 0, 127, 255);
+        SDL_RenderClear(renderer);
+        SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255);
+        SDL_RenderFillRects(renderer, areas, SDL_arraysize(drag_areas));
+        SDL_RenderPresent(renderer);
+
+        SDL_Event e;
+        int nothing_to_do = 1;
+        while (SDL_PollEvent(&e)) {
+            nothing_to_do = 0;
+
+            switch (e.type)
+            {
+                case SDL_MOUSEBUTTONDOWN:
+                    printf("button down!\n");
+                    break;
+
+                case SDL_MOUSEBUTTONUP:
+                    printf("button up!\n");
+                    break;
+
+                case SDL_WINDOWEVENT:
+                    if (e.window.event == SDL_WINDOWEVENT_MOVED) {
+                        printf("Window event moved to (%d, %d)!\n", (int) e.window.data1, (int) e.window.data2);
+                    }
+                    break;
+
+                case SDL_KEYDOWN:
+                    if (e.key.keysym.sym == SDLK_ESCAPE) {
+                        done = 1;
+                    } else if (e.key.keysym.sym == SDLK_x) {
+                        if (!areas) {
+                            areas = drag_areas;
+                            numareas = SDL_arraysize(drag_areas);
+                        } else {
+                            areas = NULL;
+                            numareas = 0;
+                        }
+                        if (SDL_SetWindowDragAreas(window, areas, numareas) == -1) {
+                            fprintf(stderr, "Setting drag areas failed!\n");
+                            SDL_Quit();
+                            return 1;
+                        }
+                    }
+                    break;
+
+                case SDL_QUIT:
+                    done = 1;
+                    break;
+            }
+        }
+
+        if (nothing_to_do) {
+            SDL_Delay(50);
+        }
+    }
+
+    SDL_Quit();
+    return 0;
+}