xtd 0.2.0
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button_renderer.cpp

demonstrates the use of xtd::forms::button_renderer control.

Windows

macOS

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#include <xtd/forms/application>
#include <xtd/forms/button>
#include <xtd/forms/button_renderer>
#include <xtd/forms/choice>
#include <xtd/forms/color_picker>
#include <xtd/forms/form>
#include <xtd/cdebug>
using namespace xtd;
using namespace xtd::drawing;
using namespace xtd::forms;
namespace button_renderer_example {
class form1 : public form {
public:
form1() {
text("Button renderer example");
client_size({400, 300});
set_color(color::blue);
set_color(nullptr);
choice_theme.parent(*this);
choice_theme.location({10, 10});
choice_theme.items().push_back("default theme");
auto names = application::style_sheet_names();
sort(names.begin(), names.end());
choice_theme.items().push_back_range(names);
choice_theme.selected_index(0);
choice_theme.selected_index_changed += [&] {
application::style_sheet(choice_theme.selected_index() == 0 ? application::system_style_sheet() : application::get_style_sheet_from_name(choice_theme.selected_item().value()));
color_picker_background.color(back_color());
color_picker_foreground.color(fore_color());
bcolor.reset();
fcolor.reset();
button_system.back_color(nullptr);
button_system.fore_color(nullptr);
button_standard.back_color(nullptr);
button_standard.fore_color(nullptr);
};
color_picker_background.parent(*this);
color_picker_background.location({180, 10});
color_picker_background.color(back_color());
color_picker_background.color_picker_changed += [&] {
bcolor = color_picker_background.color();
button_system.back_color(bcolor.value());
button_standard.back_color(bcolor.value());
};
color_picker_foreground.parent(*this);
color_picker_foreground.location({290, 10});
color_picker_foreground.color(fore_color());
color_picker_foreground.color_picker_changed += [&] {
fcolor = color_picker_foreground.color();
button_system.fore_color(fcolor.value());
button_standard.fore_color(fcolor.value());
};
button_system.parent(*this);
button_system.flat_style(xtd::forms::flat_style::system);
button_system.location({10, 170});
button_system.text("System");
button_standard.parent(*this);
button_standard.location({100, 170});
button_standard.text("Standard");
}
protected:
void on_paint(paint_event_args& e) override {
form::on_paint(e);
button_renderer::draw_button(e.graphics(), {10, 70, 75, 25}, "Normal", font(), xtd::forms::text_format_flags::vertical_center | xtd::forms::text_format_flags::horizontal_center, xtd::drawing::image::empty, {0, 0, 0, 0}, false, xtd::forms::visual_styles::push_button_state::normal, bcolor, fcolor);
button_renderer::draw_button(e.graphics(), {100, 70, 75, 25}, "Hot", font(), xtd::forms::text_format_flags::vertical_center | xtd::forms::text_format_flags::horizontal_center, xtd::drawing::image::empty, {0, 0, 0, 0}, false, xtd::forms::visual_styles::push_button_state::hot, bcolor, fcolor);
button_renderer::draw_button(e.graphics(), {190, 70, 75, 25}, "Pressed", font(), xtd::forms::text_format_flags::vertical_center | xtd::forms::text_format_flags::horizontal_center, xtd::drawing::image::empty, {0, 0, 0, 0}, false, xtd::forms::visual_styles::push_button_state::pressed, bcolor, fcolor);
button_renderer::draw_button(e.graphics(), {10, 110, 75, 25}, "Disabled", font(), xtd::forms::text_format_flags::vertical_center | xtd::forms::text_format_flags::horizontal_center, xtd::drawing::image::empty, {0, 0, 0, 0}, false, xtd::forms::visual_styles::push_button_state::disabled, bcolor, fcolor);
button_renderer::draw_button(e.graphics(), {100, 110, 75, 25}, "Default", font(), xtd::forms::text_format_flags::vertical_center | xtd::forms::text_format_flags::horizontal_center, xtd::drawing::image::empty, {0, 0, 0, 0}, false, xtd::forms::visual_styles::push_button_state::default_state, bcolor, fcolor);
}
private:
void set_color(const color& color) {
cdebug << string::format("color = {}", color.to_string()) << environment::new_line;
}
void set_color(nullptr_t) {
cdebug << "color = (nullptr)" << environment::new_line;
}
std::optional<color> bcolor;
std::optional<color> fcolor;
choice choice_theme;
color_picker color_picker_background;
color_picker color_picker_foreground;
button button_system;
button button_standard;
};
}
auto main() -> int {
application::run(button_renderer_example::form1 {});
}
Represents an ARGB (alpha, red, green, blue) color.
Definition color.h:49
xtd::string to_string() const noexcept override
Creates a human-readable string that represents this color class.
Defines a particular format for text, including font face, size, and style attributes....
Definition font.h:45
static image empty
Represent an empty xtd::drawing::image.
Definition image.h:65
Represents a Windows button control.
Definition button.h:49
Represents a choice control.
Definition choice.h:37
Represents a picker control that displays available colors along with controls that enable the user t...
Definition color_picker.h:32
Represents a window or dialog box that makes up an application's user interface.
Definition form.h:54
Provides data for the xtd::forms::control::paint event.
Definition paint_event_args.h:30
@ vertical_center
Centers the text vertically, within the bounding rectangle.
@ horizontal_center
Centers the text horizontally within the bounding rectangle.
@ default_state
The button has the default appearance.
@ normal
The button has the normal appearance.
@ system
The appearance of the control is determined by the user's operating system.
The xtd::drawing namespace provides access to GDI+ basic graphics functionality. More advanced functi...
Definition brush.h:18
The xtd::forms namespace contains classes for creating Windows-based applications that take full adva...
Definition xtd_about_box.h:12
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition xtd_about_box.h:10