rt-thread/examples/module/ftk_demo/demo_entry.c

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#include "ftk.h"
static Ret button_quit_clicked(void* ctx, void* obj)
{
ftk_logd("%s: %s\n", __func__, ftk_widget_get_text(ftk_widget_lookup(ctx, 100)));
ftk_widget_unref(ctx);
return RET_OK;
}
static Ret ftk_digit_only_filter(void* ctx, void* data)
{
FtkEvent* event = data;
if(event->type == FTK_EVT_KEY_UP || event->type == FTK_EVT_KEY_DOWN)
{
int code = event->u.key.code;
if(code >= FTK_KEY_0 && code <= FTK_KEY_9)
{
return RET_OK;
}
else if(code == FTK_KEY_UP
|| code == FTK_KEY_DOWN
|| code == FTK_KEY_LEFT
|| code == FTK_KEY_RIGHT
|| code == FTK_KEY_BACKSPACE
|| code == FTK_KEY_DELETE
|| code == FTK_KEY_HOME
|| code == FTK_KEY_END
|| code == FTK_KEY_TAB)
{
return RET_OK;
}
return RET_REMOVE;
}
return RET_OK;
}
#ifdef FTK_AS_PLUGIN
#include "ftk_app_demo.h"
FTK_HIDE int FTK_MAIN(int argc, char* argv[]);
FtkApp* ftk_app_demo_entry_create()
{
return ftk_app_demo_create(_("entry"), ftk_main);
}
#else
#define FTK_HIDE extern
#endif /*FTK_AS_PLUGIN*/
#define STR_TEXT1 "Single line editor, that means you can input a one line only."
#define STR_TEXT2 "Single line editor, 也就是说你只能输入一行文字."
FTK_HIDE int FTK_MAIN(int argc, char* argv[])
{
int width = 0;
int height = 0;
FtkWidget* win = NULL;
FtkWidget* button = NULL;
FtkWidget* entry = NULL;
FTK_INIT(argc, argv);
win = ftk_app_window_create();
width = ftk_widget_width(win);
height = ftk_widget_height(win);
entry = ftk_entry_create(win, 10, 30, ftk_widget_width(win) - 20, 30);
ftk_widget_set_id(entry, 100);
ftk_widget_set_text(entry, "1234");
ftk_widget_set_event_listener(entry, ftk_digit_only_filter, NULL);
ftk_entry_set_tips(entry, "Please input some digits.");
entry = ftk_entry_create(win, 10, 80, ftk_widget_width(win) - 20, 30);
ftk_widget_set_text(entry, STR_TEXT1);
assert(strcmp(STR_TEXT1, ftk_widget_get_text(entry)) == 0);
entry = ftk_entry_create(win, 10, 130, ftk_widget_width(win) - 20, 30);
ftk_widget_set_text(entry, STR_TEXT2);
assert(strcmp(STR_TEXT2, ftk_widget_get_text(entry)) == 0);
button = ftk_button_create(win, width/4, 3*height/4, width/2, 60);
ftk_widget_set_text(button, "quit");
ftk_button_set_clicked_listener(button, button_quit_clicked, win);
ftk_window_set_focus(win, button);
ftk_widget_set_text(win, "entry demo");
ftk_widget_show_all(win, 1);
FTK_QUIT_WHEN_WIDGET_CLOSE(win);
FTK_RUN();
return 0;
}