125 lines
3.7 KiB
C
125 lines
3.7 KiB
C
// widgetCheckbox.c — Checkbox widget
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#include "widgetInternal.h"
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// ============================================================
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// wgtCheckbox
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// ============================================================
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WidgetT *wgtCheckbox(WidgetT *parent, const char *text) {
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WidgetT *w = widgetAlloc(parent, WidgetCheckboxE);
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if (w) {
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w->as.checkbox.text = text;
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w->as.checkbox.checked = false;
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w->accelKey = accelParse(text);
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}
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return w;
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}
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// ============================================================
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// widgetCheckboxGetText
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// ============================================================
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const char *widgetCheckboxGetText(const WidgetT *w) {
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return w->as.checkbox.text;
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}
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// ============================================================
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// widgetCheckboxSetText
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// ============================================================
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void widgetCheckboxSetText(WidgetT *w, const char *text) {
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w->as.checkbox.text = text;
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w->accelKey = accelParse(text);
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}
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// ============================================================
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// widgetCheckboxCalcMinSize
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// ============================================================
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void widgetCheckboxCalcMinSize(WidgetT *w, const BitmapFontT *font) {
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w->calcMinW = CHECKBOX_BOX_SIZE + CHECKBOX_GAP +
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textWidthAccel(font, w->as.checkbox.text);
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w->calcMinH = DVX_MAX(CHECKBOX_BOX_SIZE, font->charHeight);
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}
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// ============================================================
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// widgetCheckboxOnKey
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// ============================================================
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void widgetCheckboxOnKey(WidgetT *w, int32_t key) {
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if (key == ' ' || key == 0x0D) {
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w->as.checkbox.checked = !w->as.checkbox.checked;
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if (w->onChange) {
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w->onChange(w);
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}
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wgtInvalidate(w);
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}
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}
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// ============================================================
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// widgetCheckboxOnMouse
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// ============================================================
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void widgetCheckboxOnMouse(WidgetT *w, WidgetT *root, int32_t vx, int32_t vy) {
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(void)root;
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(void)vx;
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(void)vy;
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w->focused = true;
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w->as.checkbox.checked = !w->as.checkbox.checked;
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if (w->onChange) {
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w->onChange(w);
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}
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}
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// ============================================================
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// widgetCheckboxPaint
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// ============================================================
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void widgetCheckboxPaint(WidgetT *w, DisplayT *d, const BlitOpsT *ops, const BitmapFontT *font, const ColorSchemeT *colors) {
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uint32_t fg = w->fgColor ? w->fgColor : colors->contentFg;
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uint32_t bg = w->bgColor ? w->bgColor : colors->contentBg;
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int32_t boxY = w->y + (w->h - CHECKBOX_BOX_SIZE) / 2;
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// Draw checkbox box
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BevelStyleT bevel;
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bevel.highlight = colors->windowShadow;
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bevel.shadow = colors->windowHighlight;
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bevel.face = bg;
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bevel.width = 1;
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drawBevel(d, ops, w->x, boxY, CHECKBOX_BOX_SIZE, CHECKBOX_BOX_SIZE, &bevel);
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// Draw check mark if checked
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if (w->as.checkbox.checked) {
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int32_t cx = w->x + 3;
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int32_t cy = boxY + 3;
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int32_t cs = CHECKBOX_BOX_SIZE - 6;
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for (int32_t i = 0; i < cs; i++) {
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drawHLine(d, ops, cx + i, cy + i, 1, fg);
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drawHLine(d, ops, cx + cs - 1 - i, cy + i, 1, fg);
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}
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}
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// Draw label
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int32_t labelX = w->x + CHECKBOX_BOX_SIZE + CHECKBOX_GAP;
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int32_t labelY = w->y + (w->h - font->charHeight) / 2;
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drawTextAccel(d, ops, font, labelX, labelY, w->as.checkbox.text, fg, bg, false);
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if (w->focused) {
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int32_t labelW = textWidthAccel(font, w->as.checkbox.text);
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drawFocusRect(d, ops, labelX - 1, labelY - 1, labelW + 2, font->charHeight + 2, fg);
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}
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}
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