initial version of frames - still work in progress, DO NOT USE!!!

1 files changed, 232 insertions, 0 deletions

diff --git a/src/gwin/frame.c b/src/gwin/frame.c
new file mode 100644
index 00000000..0a8f0a6e
--- /dev/null
+++ b/src/gwin/frame.c
@@ -0,0 +1,232 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+/**
+ * @file    src/gwin/frame.c
+ * @brief   GWIN sub-system frame code.
+ *
+ * @defgroup Frame Frame
+ * @ingroup GWIN
+ *
+ * @{
+ */
+
+#include "gfx.h"
+
+#if (GFX_USE_GWIN && GWIN_NEED_FRAME) || defined(__DOXYGEN__)
+
+/* Some values for the default render */
+#define BORDER_X		5
+#define BORDER_Y		30
+#define BUTTON_X		20
+#define BUTTON_Y		20
+
+/* Some useful macros for data type conversions */
+#define gh2obj			((GFrameObject *)gh)
+
+/* Forware declarations */
+void gwinFrameDraw_Std(GWidgetObject *gw, void *param);
+
+#if GINPUT_NEED_MOUSE
+	static void _mouseDown(GWidgetObject *gw, coord_t x, coord_t y) {
+	
+	}
+
+	static void _mouseUp(GWidgetObject *gw, coord_t x, coord_t y) {
+
+	}
+
+	static void _mouseMove(GWidgetObject *gw, coord_t x, coord_t y) {
+	
+	}
+#endif
+
+static const gwidgetVMT frameVMT = {
+	{
+		"Frame",					// The classname
+		sizeof(GFrameObject),		// The object size
+		_gwidgetDestroy,			// The destroy routine
+		_gwidgetRedraw,				// The redraw routine
+		0,							// The after-clear routine
+	},
+	gwinFrameDraw_Std,				// The default drawing routine
+	#if GINPUT_NEED_MOUSE
+		{
+			_mouseDown,				// Process mouse down event
+			_mouseUp,				// Process mouse up events
+			_mouseMove,				// Process mouse move events
+		},
+	#endif
+	#if GINPUT_NEED_TOGGLE
+		{
+			0,						// 1 toggle role
+			0,						// Assign Toggles
+			0,						// Get Toggles
+			0,						// Process toggle off events
+			0,						// Process toggle on events
+		},
+	#endif
+	#if GINPUT_NEED_DIAL
+		{
+			0,						// 1 dial roles
+			0,						// Assign Dials
+			0,						// Get Dials
+			0,						// Process dial move events
+		},
+	#endif
+};
+
+GHandle gwinGFrameCreate(GDisplay *g, GFrameObject *fo, GWidgetInit *pInit, uint16_t flags) {
+	uint16_t tmp;
+
+	if (!(fo = (GFrameObject *)_gwidgetCreate(g, &fo->w, pInit, &frameVMT)))
+		return 0;
+
+	fo->btnClose = NULL;
+	fo->btnMin = NULL;
+	fo->btnMax = NULL;
+
+	/* Buttons require a border */
+	tmp = flags;
+	if ((tmp & GWIN_FRAME_CLOSE_BTN || tmp & GWIN_FRAME_MINMAX_BTN) && !(tmp & GWIN_FRAME_BORDER)) {
+		tmp |= GWIN_FRAME_BORDER;
+	}
+
+	/* apply flags */
+	fo->w.g.flags |= tmp;
+
+	/* create close button if necessary */
+	if (fo->w.g.flags & GWIN_FRAME_CLOSE_BTN) {
+		GWidgetInit wi;
+
+		wi.customDraw = 0;
+		wi.customParam = 0;
+		wi.customStyle = 0;
+		wi.g.show = TRUE;
+
+		wi.g.x = fo->w.g.width - BORDER_X - BUTTON_X;
+		wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
+		wi.g.width = BUTTON_X;
+		wi.g.height = BUTTON_Y;
+		wi.text = "X";
+		fo->btnClose = gwinButtonCreate(NULL, &wi);		
+		gwinAddChild((GHandle)fo, fo->btnClose, FALSE);
+	}
+
+	/* create minimize and maximize buttons if necessary */
+	if (fo->w.g.flags & GWIN_FRAME_MINMAX_BTN) {
+		GWidgetInit wi;
+
+		wi.customDraw = 0;
+		wi.customParam = 0;
+		wi.customStyle = 0;
+		wi.g.show = TRUE;
+
+		wi.g.x = (fo->w.g.flags & GWIN_FRAME_CLOSE_BTN) ? fo->w.g.width - 2*BORDER_X - 2*BUTTON_X : fo->w.g.width - BORDER_X - BUTTON_X;
+		wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
+		wi.g.width = BUTTON_X;
+		wi.g.height = BUTTON_Y;
+		wi.text = "O";
+		fo->btnMin = gwinButtonCreate(NULL, &wi);		
+		gwinAddChild((GHandle)fo, fo->btnMin, FALSE);
+
+		wi.g.x = (fo->w.g.flags & GWIN_FRAME_CLOSE_BTN) ? fo->w.g.width - 3*BORDER_X - 3*BUTTON_X : fo->w.g.width - BORDER_X - BUTTON_X;
+		wi.g.y = (BORDER_Y - BUTTON_Y) / 2;
+		wi.g.width = BUTTON_X;
+		wi.g.height = BUTTON_Y;
+		wi.text = "_";
+		fo->btnMax = gwinButtonCreate(NULL, &wi);
+		gwinAddChild((GHandle)fo, fo->btnMax, FALSE);
+
+	}
+
+	gwinSetVisible(&fo->w.g, pInit->g.show);
+
+	return (GHandle)fo;
+}
+
+GHandle gwinFrameGetClose(GHandle gh) {
+	if (gh->vmt != (gwinVMT *)&frameVMT)
+		return;
+
+	return gh2obj->btnClose;
+}
+
+GHandle gwinFrameGetMin(GHandle gh) {
+	if (gh->vmt != (gwinVMT *)&frameVMT)
+		return;
+
+	return gh2obj->btnMin;
+}
+
+GHandle gwinFrameGetMax(GHandle gh) {
+	if (gh->vmt != (gwinVMT *)&frameVMT)
+		return;
+
+	return gh2obj->btnMax;
+}
+
+///////////////////////////////////////////////////////////////////////////////////////////////////
+// Default render routines                                                                       //
+///////////////////////////////////////////////////////////////////////////////////////////////////
+
+static const GColorSet* _getDrawColors(GWidgetObject *gw) {
+	if (!(gw->g.flags & GWIN_FLG_ENABLED))
+		return &gw->pstyle->disabled;
+	//if ((gw->g.flags & GBUTTON_FLG_PRESSED))
+	//	return &gw->pstyle->pressed;
+
+	return &gw->pstyle->enabled;
+}
+
+void gwinFrameDraw_Std(GWidgetObject *gw, void *param) {
+	GColorSet		*pcol;
+	color_t			border;
+	color_t			background;
+	(void)param;
+
+	if (gw->g.vmt != (gwinVMT *)&frameVMT)
+		return;
+
+	pcol = _getDrawColors(gw);
+
+	// do some magic to make the background lighter than the widgets. Fix this somewhen.
+	border = HTML2COLOR(0x2698DE);
+	background = HTML2COLOR(0xEEEEEE);
+
+	#if GDISP_NEED_CLIP
+		gdispGSetClip(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height);
+	#endif 
+
+	if (gw->g.flags & GWIN_FRAME_BORDER) {
+		gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, border);
+		gdispGFillArea(gw->g.display, gw->g.x + BORDER_X, gw->g.y + BORDER_Y, gw->g.width - 2*BORDER_X, gw->g.width - BORDER_Y - BORDER_X, background);
+	} else {
+		// This ensure that the actual frame content (it's children) render at the same spot, no mather whether the frame has a border or not
+		gdispGFillArea(gw->g.display, gw->g.x + BORDER_X, gw->g.y + BORDER_Y, gw->g.width, gw->g.height, background);
+	}
+
+	#if GDISP_NEED_CLIP
+		gdispGUnsetClip(gw->g.display);
+	#endif
+
+	// redraw buttons if necessary - this should be done due the parent-child relationship but that is buggy...
+	if (gw->g.flags & GWIN_FRAME_CLOSE_BTN) {
+		gwinRedraw(((GFrameObject*)gw)->btnClose);
+	}
+	if (gw->g.flags & GWIN_FRAME_MINMAX_BTN) {
+		gwinRedraw(((GFrameObject*)gw)->btnMin);
+		gwinRedraw(((GFrameObject*)gw)->btnMax);
+	}
+
+	// FixMe...
+	//gwinRedraw(gw);
+}
+
+#endif  /* (GFX_USE_GWIN && GWIN_NEED_FRAME) || defined(__DOXYGEN__) */
+/** @} */
+