file chooser

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@408 b9cfdab3-6d41-4d17-bbe4-086880011989

include/Mw/Directory.h

@@ -45,6 +45,14 @@ MWDECL void MwDirectoryFreeEntry(MwDirectoryEntry* entry);
  */
 MWDECL char* MwDirectoryCurrent(void);
 
+/*!
+ * %brief Joins 2 paths
+ * %param a Path
+ * %param b Path
+ * %return Path
+ */
+MWDECL char* MwDirectoryJoin(char* a, char* b);
+
 #ifdef __cplusplus
 }
 #endif

src/directory.c

@@ -124,3 +124,85 @@ char* MwDirectoryCurrent(void) {
 	return getcwd(NULL, 0);
 #endif
 }
+
+#ifdef _WIN32
+#define DIRSEP '\\'
+#else
+#define DIRSEP '/'
+#endif
+static void MwDirectoryJoinSingle(char* target, char* p) {
+	int i;
+	if(strcmp(p, ".") == 0) return;
+
+	for(i = strlen(target) - 1; i >= 0; i--) {
+		if(target[i] == DIRSEP) {
+			target[i] = 0;
+		} else {
+			break;
+		}
+	}
+
+	if(strcmp(p, "..") == 0) {
+		for(i = strlen(target) - 1; i >= 0; i--) {
+			if(target[i] != DIRSEP) {
+				target[i] = 0;
+			} else {
+				break;
+			}
+		}
+	} else {
+		char b[2];
+		b[0] = DIRSEP;
+		b[1] = 0;
+
+		strcat(target, b);
+		strcat(target, p);
+	}
+
+	for(i = strlen(target) - 1; i >= 0; i--) {
+		if(target[i] == DIRSEP) {
+			target[i] = 0;
+		} else {
+			break;
+		}
+	}
+
+	if(strchr(target, DIRSEP) == NULL) {
+		char b[2];
+		b[0] = DIRSEP;
+		b[1] = 0;
+
+		strcat(target, b);
+	}
+}
+
+char* MwDirectoryJoin(char* a, char* b) {
+	char* p	   = malloc(strlen(a) + 1 + strlen(b) + 1);
+	char* bdup = MwStringDupliacte(b);
+	char* b2   = bdup;
+	int   i;
+
+	strcpy(p, a);
+	for(i = strlen(p) - 1; i >= 0; i--) {
+		if(p[i] == DIRSEP) {
+			p[i] = 0;
+		} else {
+			break;
+		}
+	}
+	while(b2 != NULL) {
+		char* current = b2;
+
+		b2 = strchr(b2, DIRSEP);
+		if(b2 != NULL) {
+			b2[0] = 0;
+		}
+
+		MwDirectoryJoinSingle(p, current);
+
+		if(b2 != NULL) b2++;
+	}
+	free(bdup);
+
+	return p;
+}

src/filechooser.c

@@ -75,7 +75,27 @@ static void files_activate(MwWidget handle, void* user, void* call) {
 
 	(void)user;
 
-	scan(handle->parent, fc->sorted_entries[index - 1]->name);
+	if(fc->sorted_entries[index - 1]->type == MwDIRECTORY_DIRECTORY) {
+		char* p = MwDirectoryJoin(fc->path, fc->sorted_entries[index - 1]->name);
+
+		scan(handle->parent, p);
+
+		free(p);
+	} else {
+		okay(fc->okay, NULL, NULL);
+	}
+}
+
+static void addr_up_activate(MwWidget handle, void* user, void* call) {
+	filechooser_t* fc = handle->parent->opaque;
+	char*	       p  = MwDirectoryJoin(fc->path, "..");
+
+	(void)user;
+	(void)call;
+
+	scan(handle->parent, p);
+
+	free(p);
 }
 
 static void layout(MwWidget handle) {
@@ -178,6 +198,7 @@ static void layout(MwWidget handle) {
 		fc->addr_up = MwVaCreateWidget(MwButtonClass, "addr_up", handle, wx, wy, ww, wh,
 					       MwNpixmap, fc->up,
 					       NULL);
+		MwAddUserHandler(fc->addr_up, MwNactivateHandler, addr_up_activate, NULL);
 	} else {
 		MwVaApply(fc->addr_up,
 			  MwNx, wx,