163 lines
4.1 KiB
C
163 lines
4.1 KiB
C
#include "gfx.h"
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#include "stdio.h"
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static GListener gl;
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static GHandle ghFrame1;
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static GHandle ghSliderR, ghSliderG, ghSliderB;
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static GHandle ghButton1, ghButton2, ghButton3;
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static GHandle ghWindow1;
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static void _updateColor(void) {
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uint32_t color;
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color = (unsigned)gwinSliderGetPosition(ghSliderR) << 16;
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color |= (unsigned)gwinSliderGetPosition(ghSliderG) << 8;
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color |= (unsigned)gwinSliderGetPosition(ghSliderB) << 0;
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gwinSetBgColor(ghWindow1, HTML2COLOR(color));
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gwinClear(ghWindow1);
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}
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static void _createWidgets(void) {
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GWidgetInit wi;
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// Apply some default values for GWIN
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gwinWidgetClearInit(&wi);
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wi.g.show = TRUE;
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// Create a surprise label behind the frame window
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wi.g.width = 100;
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wi.g.height = 20;
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wi.g.y = 100;
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wi.g.x = 150;
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wi.text = "Surprise!";
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gwinLabelCreate(0, &wi, justifyCenter);
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// Apply the frame parameters
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wi.g.width = 300;
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wi.g.height = 200;
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wi.g.y = 10;
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wi.g.x = 10;
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wi.text = "Colorpicker";
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ghFrame1 = gwinFrameCreate(0, &wi, GWIN_FRAME_BORDER | GWIN_FRAME_CLOSE_BTN | GWIN_FRAME_MINMAX_BTN);
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// Apply the button parameters
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wi.g.width = 60;
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wi.g.height = 20;
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wi.g.x = 10;
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wi.g.y = 10;
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wi.text = "Random";
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wi.g.parent = ghFrame1;
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ghButton1 = gwinButtonCreate(0, &wi);
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// Apply the slider parameters
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wi.g.width = 200;
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wi.g.height = 20;
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wi.g.x = 80;
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wi.g.y += 0;
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wi.text = "Red";
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wi.g.parent = ghFrame1;
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ghSliderR = gwinSliderCreate(0, &wi);
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gwinSliderSetRange(ghSliderR, 0, 255);
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gwinSliderSetPosition(ghSliderR, 180);
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// Apply the button parameters
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wi.g.width = 60;
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wi.g.height = 20;
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wi.g.x = 10;
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wi.g.y += 25;
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wi.text = "Random";
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wi.g.parent = ghFrame1;
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ghButton2 = gwinButtonCreate(0, &wi);
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// Apply the slider parameters
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wi.g.width = 200;
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wi.g.height = 20;
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wi.g.x = 80;
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wi.g.y += 0;
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wi.text = "Green";
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wi.g.parent = ghFrame1;
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ghSliderG = gwinSliderCreate(0, &wi);
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gwinSliderSetRange(ghSliderG, 0, 255);
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gwinSliderSetPosition(ghSliderG, 60);
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// Apply the button parameters
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wi.g.width = 60;
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wi.g.height = 20;
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wi.g.x = 10;
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wi.g.y += 25;
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wi.text = "Random";
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wi.g.parent = ghFrame1;
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ghButton3 = gwinButtonCreate(0, &wi);
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// Apply the slider parameters
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wi.g.width = 200;
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wi.g.height = 20;
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wi.g.x = 80;
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wi.g.y += 0;
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wi.text = "Blue";
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wi.g.parent = ghFrame1;
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ghSliderB = gwinSliderCreate(0, &wi);
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gwinSliderSetRange(ghSliderB, 0, 255);
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gwinSliderSetPosition(ghSliderB, 235);
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// Color Preview
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wi.g.width = 270;
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wi.g.height = 65;
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wi.g.x = 10;
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wi.g.y = 90;
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ghWindow1 = gwinWindowCreate(0, &wi.g);
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_updateColor();
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}
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int main(void) {
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GEvent* pe;
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// Initialize the display
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gfxInit();
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// Set the widget defaults
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gwinSetDefaultFont(gdispOpenFont("*"));
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gwinSetDefaultStyle(&WhiteWidgetStyle, FALSE);
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gdispClear(White);
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// create the widget
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_createWidgets();
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// We want to listen for widget events
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geventListenerInit(&gl);
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gwinAttachListener(&gl);
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while(1) {
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// Get an Event
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pe = geventEventWait(&gl, TIME_INFINITE);
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switch(pe->type) {
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case GEVENT_GWIN_SLIDER:
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if (((GEventGWinSlider *)pe)->gwin == ghSliderR || \
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ghSliderG || \
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ghSliderB ) {
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_updateColor();
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}
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break;
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case GEVENT_GWIN_BUTTON:
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if (((GEventGWinButton *)pe)->gwin == ghButton1) {
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gwinSliderSetPosition(ghSliderR, rand() % 256);
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} else if (((GEventGWinButton *)pe)->gwin == ghButton2) {
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gwinSliderSetPosition(ghSliderG, rand() % 256);
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} else if (((GEventGWinButton *)pe)->gwin == ghButton3) {
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gwinSliderSetPosition(ghSliderB, rand() % 256);
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}
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_updateColor();
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default:
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break;
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}
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}
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return 0;
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}
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