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Adding border option to TextEdit widget

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This commit is contained in:
Joel Bodenmann 2015-08-14 21:12:56 +02:00
parent f7075e25ed
commit 7f70789bc3
2 changed files with 40 additions and 5 deletions
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31
src/gwin/gwin_textedit.c
View file

@ -22,6 +22,9 @@ const int TEXT_PADDING_LEFT = 4;
const int CURSOR_PADDING_LEFT = 0; const int CURSOR_PADDING_LEFT = 0;
const int CURSOR_EXTRA_HEIGHT = 1; const int CURSOR_EXTRA_HEIGHT = 1;
// Some flags
#define GTEXTEDIT_FLG_BORDER (GWIN_FIRST_CONTROL_FLAG << 0)
// Macros to assist in data type conversions // Macros to assist in data type conversions
#define gh2obj ((GTexteditObject *)gh) #define gh2obj ((GTexteditObject *)gh)
#define gw2obj ((GTexteditObject *)gw) #define gw2obj ((GTexteditObject *)gw)
@ -191,14 +194,29 @@ GHandle gwinGTexteditCreate(GDisplay* g, GTexteditObject* widget, GWidgetInit* p
strncpy(widget->textBuffer, gwinGetText((GHandle)widget), widget->bufferSize); // FixMe: pInit->text leads to a segfault strncpy(widget->textBuffer, gwinGetText((GHandle)widget), widget->bufferSize); // FixMe: pInit->text leads to a segfault
widget->cursorPos = strlen(widget->textBuffer); widget->cursorPos = strlen(widget->textBuffer);
widget->w.g.flags |= flags; widget->w.g.flags |= flags | GTEXTEDIT_FLG_BORDER;;
gwinSetVisible(&widget->w.g, pInit->g.show); gwinSetVisible(&widget->w.g, pInit->g.show);
return (GHandle)widget; return (GHandle)widget;
} }
void gwinTexteditSetBorder(GHandle gh, bool_t border)
{
// Is it a valid handle?
if (gh->vmt != (gwinVMT*)&texteditVMT) {
return;
}
if (border) {
gh2obj->w.g.flags |= GTEXTEDIT_FLG_BORDER;
} else {
gh2obj->w.g.flags &=~ GTEXTEDIT_FLG_BORDER;
}
}
static void gwinTexteditDefaultDraw(GWidgetObject* gw, void* param) static void gwinTexteditDefaultDraw(GWidgetObject* gw, void* param)
{ {
(void)param; (void)param;
// Is it a valid handle? // Is it a valid handle?
@ -211,8 +229,13 @@ static void gwinTexteditDefaultDraw(GWidgetObject* gw, void* param)
color_t cursorColor = (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.edge : gw->pstyle->disabled.edge; color_t cursorColor = (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.edge : gw->pstyle->disabled.edge;
// Render background and string // Render background and string
//gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->pstyle->background); gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->pstyle->background);
gdispGFillStringBox(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->text, gw->g.font, textColor, gw->pstyle->background, justifyLeft); gdispGFillStringBox(gw->g.display, gw->g.x + TEXT_PADDING_LEFT, gw->g.y, gw->g.width, gw->g.height, gw->text, gw->g.font, textColor, gw->pstyle->background, justifyLeft);
// Render border (if supposed to)
if (gw2obj->w.g.flags & GTEXTEDIT_FLG_BORDER) {
gdispGDrawBox(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.edge : gw->pstyle->disabled.edge);
}
// Render cursor (if focused) // Render cursor (if focused)
if (gwinGetFocus() == (GHandle)gw) { if (gwinGetFocus() == (GHandle)gw) {
@ -223,7 +246,7 @@ static void gwinTexteditDefaultDraw(GWidgetObject* gw, void* param)
coord_t cursorSpacingBottom = (gw->g.height - cursorHeight)/2 - CURSOR_EXTRA_HEIGHT; coord_t cursorSpacingBottom = (gw->g.height - cursorHeight)/2 - CURSOR_EXTRA_HEIGHT;
// Draw cursor // Draw cursor
coord_t lineX0 = gw->g.x + textWidth + CURSOR_PADDING_LEFT + gdispGetFontMetric(gw->g.font, fontBaselineX)/2; coord_t lineX0 = gw->g.x + textWidth + CURSOR_PADDING_LEFT + TEXT_PADDING_LEFT + gdispGetFontMetric(gw->g.font, fontBaselineX)/2;
coord_t lineX1 = lineX0; coord_t lineX1 = lineX0;
coord_t lineY0 = gw->g.y + cursorSpacingTop; coord_t lineY0 = gw->g.y + cursorSpacingTop;
coord_t lineY1 = gw->g.y + gw->g.height - cursorSpacingBottom; coord_t lineY1 = gw->g.y + gw->g.height - cursorSpacingBottom;

14
src/gwin/gwin_textedit.h
View file

@ -42,7 +42,7 @@ extern "C" {
#endif #endif
/** /**
* @brief Create a TextEdit widget. * @brief Create a TextEdit widget
* @details A TextEdit widget is a rectangular box which allows the user to input data through a keyboard. * @details A TextEdit widget is a rectangular box which allows the user to input data through a keyboard.
* The keyboard can either be a physical one or a virtual on-screen keyboard as the keyboard driver * The keyboard can either be a physical one or a virtual on-screen keyboard as the keyboard driver
* is abstracted through the GINPUT module. * is abstracted through the GINPUT module.
@ -59,6 +59,18 @@ extern "C" {
GHandle gwinGTexteditCreate(GDisplay* g, GTexteditObject* widget, GWidgetInit* pInit, size_t bufSize); GHandle gwinGTexteditCreate(GDisplay* g, GTexteditObject* widget, GWidgetInit* pInit, size_t bufSize);
#define gwinTexteditCreate(w, pInit, bufSize) gwinGTexteditCreate(GDISP, w, pInit, bufSize) #define gwinTexteditCreate(w, pInit, bufSize) gwinGTexteditCreate(GDISP, w, pInit, bufSize)
/**
* @brief Border settings for the default rendering routine
*
* @note Border is enabled by default.
*
* @param[in] gh The widget handle (must be a TextEdit handle)
* @param[in] border Shall a border be rendered?
*
* @api
*/
void gwinTexteditSetBorder(GHandle gh, bool_t border);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif