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Remove label auto-resizing

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This commit is contained in:
Tibo Clausen 2018-10-01 13:12:28 +02:00
parent fe8c80f434
commit 00c99374b1
2 changed files with 3 additions and 49 deletions
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48
src/gwin/gwin_label.c
View File

@ -20,21 +20,6 @@
#define gh2obj ((GLabelObject *)gh) #define gh2obj ((GLabelObject *)gh)
#define gw2obj ((GLabelObject *)gw) #define gw2obj ((GLabelObject *)gw)
// simple: single line with no wrapping
static gCoord getwidth(const char *text, gFont font, gCoord maxwidth) {
(void) maxwidth;
return gdispGetStringWidth(text, font)+2; // Allow one pixel of padding on each side
}
// simple: single line with no wrapping
static gCoord getheight(const char *text, gFont font, gCoord maxwidth) {
(void) text;
(void) maxwidth;
return gdispGetFontMetric(font, gFontHeight);
}
static const gwidgetVMT labelVMT = { static const gwidgetVMT labelVMT = {
{ {
"Label", // The class name "Label", // The class name
@ -76,20 +61,6 @@ static const gwidgetVMT labelVMT = {
}; };
GHandle gwinGLabelCreate(GDisplay *g, GLabelObject *widget, GWidgetInit *pInit) { GHandle gwinGLabelCreate(GDisplay *g, GLabelObject *widget, GWidgetInit *pInit) {
uint16_t flags = 0;
// auto assign width
if (pInit->g.width <= 0) {
flags |= GLABEL_FLG_WAUTO;
pInit->g.width = getwidth(pInit->text, gwinGetDefaultFont(), gdispGGetWidth(g) - pInit->g.x);
}
// auto assign height
if (pInit->g.height <= 0) {
flags |= GLABEL_FLG_HAUTO;
pInit->g.height = getheight(pInit->text, gwinGetDefaultFont(), gdispGGetWidth(g) - pInit->g.x);
}
if (!(widget = (GLabelObject *)_gwidgetCreate(g, &widget->w, pInit, &labelVMT))) if (!(widget = (GLabelObject *)_gwidgetCreate(g, &widget->w, pInit, &labelVMT)))
return 0; return 0;
@ -99,7 +70,6 @@ GHandle gwinGLabelCreate(GDisplay *g, GLabelObject *widget, GWidgetInit *pInit)
widget->attr = 0; widget->attr = 0;
#endif #endif
widget->w.g.flags |= flags;
gwinSetVisible(&widget->w.g, pInit->g.show); gwinSetVisible(&widget->w.g, pInit->g.show);
return (GHandle)widget; return (GHandle)widget;
@ -137,24 +107,10 @@ static void gwinLabelDraw(GWidgetObject *gw, gJustify justify) {
if (gw->g.vmt != (gwinVMT *)&labelVMT) if (gw->g.vmt != (gwinVMT *)&labelVMT)
return; return;
w = (gw->g.flags & GLABEL_FLG_WAUTO) ? getwidth(gw->text, gw->g.font, gdispGGetWidth(gw->g.display) - gw->g.x) : gw->g.width; w = gw->g.width;
h = (gw->g.flags & GLABEL_FLG_HAUTO) ? getheight(gw->text, gw->g.font, gdispGGetWidth(gw->g.display) - gw->g.x) : gw->g.height; h = gw->g.height;
c = (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.text : gw->pstyle->disabled.text; c = (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.text : gw->pstyle->disabled.text;
if (gw->g.width != w || gw->g.height != h) {
/* Only allow the widget to be resize if it will grow larger.
* Growing smaller is problematic because it requires a temporary change in visibility.
* This is a work-around for a crashing bug caused by calling gwinResize() in the draw function
* (dubious) as it may try to reclaim the drawing lock.
*/
if (gw->g.width < w || gw->g.height < h) {
gwinResize(&gw->g, (w > gw->g.width ? w : gw->g.width), (h > gw->g.height ? h : gw->g.height));
return;
}
w = gw->g.width;
h = gw->g.height;
}
#if GWIN_LABEL_ATTRIBUTE #if GWIN_LABEL_ATTRIBUTE
if (gw2obj->attr) { if (gw2obj->attr) {
gdispGFillStringBox(gw->g.display, gw->g.x, gw->g.y, gw2obj->tab, h, gw2obj->attr, gw->g.font, c, gw->pstyle->background, justify); gdispGFillStringBox(gw->g.display, gw->g.x, gw->g.y, gw2obj->tab, h, gw2obj->attr, gw->g.font, c, gw->pstyle->background, justify);

4
src/gwin/gwin_label.h
View File

@ -38,9 +38,7 @@
* @note Used only for writing a custom draw routine. * @note Used only for writing a custom draw routine.
* @{ * @{
*/ */
#define GLABEL_FLG_WAUTO 0x01 #define GLABEL_FLG_BORDER 0x01
#define GLABEL_FLG_HAUTO 0x02
#define GLABEL_FLG_BORDER 0x04
/** @} */ /** @} */
// An label window // An label window