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/*
* Copyright (C) 2025 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2025 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-tk-lib
* Created on: 21 июн. 2017 г.
*
* lsp-tk-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-tk-lib is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-tk-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_TK_WIDGETS_SIMPLE_BUTTON_H_
#define LSP_PLUG_IN_TK_WIDGETS_SIMPLE_BUTTON_H_
#ifndef LSP_PLUG_IN_TK_IMPL
#error "use <lsp-plug.in/tk/tk.h>"
#endif
namespace lsp
{
namespace tk
{
// Style definition
namespace style
{
typedef struct ButtonColors
{
prop::Color sColor;
prop::Color sTextColor;
prop::Color sBorderColor;
void listener(tk::prop::Listener *listener);
bool property_changed(Property *prop);
} ButtonColors;
enum ButtonColorState
{
BUTTON_NORMAL = 0,
BUTTON_DOWN = 1 << 0,
BUTTON_HOVER = 1 << 1,
BUTTON_INACTIVE = 1 << 2,
BUTTON_TOTAL = 1 << 3
};
LSP_TK_STYLE_DEF_BEGIN(Button, Widget)
ButtonColors vColors[BUTTON_TOTAL];
prop::Color sHoleColor;
prop::Font sFont;
prop::String sText;
prop::TextAdjust sTextAdjust;
prop::SizeConstraints sConstraints;
prop::TextLayout sTextLayout;
prop::ButtonMode sMode;
prop::Boolean sDown;
prop::Boolean sDownColors;
prop::Integer sLed;
prop::Integer sBorderSize;
prop::Integer sBorderPressedSize;
prop::Integer sBorderDownSize;
prop::Boolean sEditable;
prop::Boolean sActive;
prop::Boolean sHole;
prop::Boolean sFlat;
prop::Boolean sTextClip;
prop::Padding sTextPadding;
prop::Boolean sHover;
prop::Boolean sGradient;
prop::Position sTextShift;
prop::Position sTextDownShift;
prop::Position sTextPressedShift;
LSP_TK_STYLE_DEF_END
}
/**
* Button control widget
*/
class Button: public Widget
{
public:
static const w_class_t metadata;
protected:
enum state_t
{
S_PRESSED = (1 << 0),
S_TOGGLED = (1 << 1),
S_OUT = (1 << 2),
S_LED = (1 << 3),
S_TRIGGER = (1 << 4),
S_TOGGLE = (1 << 5),
S_DOWN = (1 << 6),
S_EDITABLE = (1 << 7),
S_HOLE = (1 << 8),
S_FLAT = (1 << 9),
S_HOVER = (1 << 10)
};
typedef struct estimation_t
{
LSPString text;
float scaling;
float fscaling;
ssize_t min_width;
ssize_t min_height;
ws::font_parameters_t fp;
ws::text_parameters_t tp;
} estimation_t;
enum btn_flags_t
{
BTN_0 = style::BUTTON_NORMAL,
BTN_1 = style::BUTTON_DOWN,
BTN_2 = BTN_0 | style::BUTTON_HOVER,
BTN_3 = BTN_1 | style::BUTTON_HOVER,
BTN_4 = BTN_0 | style::BUTTON_INACTIVE,
BTN_5 = BTN_1 | style::BUTTON_INACTIVE,
BTN_6 = BTN_2 | style::BUTTON_INACTIVE,
BTN_7 = BTN_3 | style::BUTTON_INACTIVE,
BTN_TOTAL = style::BUTTON_TOTAL
};
protected:
size_t nState;
size_t nBMask;
size_t nChanges;
ws::rectangle_t sButton;
style::ButtonColors vColors[style::BUTTON_TOTAL];
prop::Color sHoleColor;
prop::Font sFont;
prop::String sText;
prop::TextAdjust sTextAdjust;
prop::SizeConstraints sConstraints;
prop::TextLayout sTextLayout;
prop::ButtonMode sMode;
prop::Boolean sDown;
prop::Boolean sDownColors;
prop::Integer sLed;
prop::Integer sBorderSize;
prop::Integer sBorderPressedSize;
prop::Integer sBorderDownSize;
prop::Boolean sEditable;
prop::Boolean sActive;
prop::Boolean sHole;
prop::Boolean sFlat;
prop::Boolean sTextClip;
prop::Padding sTextPadding;
prop::Boolean sHover;
prop::Boolean sGradient;
prop::Position sTextShift;
prop::Position sTextDownShift;
prop::Position sTextPressedShift;
lltl::parray<prop::String> vEstimations; // Estimation string
protected:
void update_mode(button_mode_t mode);
void estimate_string_size(estimation_t *e, tk::String *s);
style::ButtonColors *select_colors();
protected:
static status_t slot_on_change(Widget *sender, void *ptr, void *data);
static status_t slot_on_submit(Widget *sender, void *ptr, void *data);
static ws::IGradient *create_gradient(ws::ISurface *s, ws::rectangle_t &r, size_t pressed, float radius);
protected:
virtual void size_request(ws::size_limit_t *r) override;
virtual void realize(const ws::rectangle_t *r) override;
virtual void property_changed(Property *prop) override;
public:
explicit Button(Display *dpy);
Button(const Button &) = delete;
Button(Button &&) = delete;
virtual ~Button() override;
Button & operator = (const Button &) = delete;
Button & operator = (Button &&) = delete;
virtual status_t init() override;
public:
void clear_text_estimations();
tk::String *add_text_estimation();
public:
LSP_TK_PROPERTY(Color, color, &vColors[BTN_0].sColor)
LSP_TK_PROPERTY(Color, text_color, &vColors[BTN_0].sTextColor)
LSP_TK_PROPERTY(Color, border_color, &vColors[BTN_0].sBorderColor)
LSP_TK_PROPERTY(Color, down_color, &vColors[BTN_1].sColor)
LSP_TK_PROPERTY(Color, text_down_color, &vColors[BTN_1].sTextColor)
LSP_TK_PROPERTY(Color, border_down_color, &vColors[BTN_1].sBorderColor)
LSP_TK_PROPERTY(Color, hover_color, &vColors[BTN_2].sColor)
LSP_TK_PROPERTY(Color, text_hover_color, &vColors[BTN_2].sTextColor)
LSP_TK_PROPERTY(Color, border_hover_color, &vColors[BTN_2].sBorderColor)
LSP_TK_PROPERTY(Color, down_hover_color, &vColors[BTN_3].sColor)
LSP_TK_PROPERTY(Color, text_down_hover_color, &vColors[BTN_3].sTextColor)
LSP_TK_PROPERTY(Color, border_down_hover_color, &vColors[BTN_3].sBorderColor)
LSP_TK_PROPERTY(Color, inactive_color, &vColors[BTN_4].sColor)
LSP_TK_PROPERTY(Color, inactive_text_color, &vColors[BTN_4].sTextColor)
LSP_TK_PROPERTY(Color, inactive_border_color, &vColors[BTN_4].sBorderColor)
LSP_TK_PROPERTY(Color, inactive_down_color, &vColors[BTN_5].sColor)
LSP_TK_PROPERTY(Color, inactive_text_down_color, &vColors[BTN_5].sTextColor)
LSP_TK_PROPERTY(Color, inactive_border_down_color, &vColors[BTN_5].sBorderColor)
LSP_TK_PROPERTY(Color, inactive_hover_color, &vColors[BTN_6].sColor)
LSP_TK_PROPERTY(Color, inactive_text_hover_color, &vColors[BTN_6].sTextColor)
LSP_TK_PROPERTY(Color, inactive_border_hover_color, &vColors[BTN_6].sBorderColor)
LSP_TK_PROPERTY(Color, inactive_down_hover_color, &vColors[BTN_7].sColor)
LSP_TK_PROPERTY(Color, inactive_text_down_hover_color, &vColors[BTN_7].sTextColor)
LSP_TK_PROPERTY(Color, inactive_border_down_hover_color, &vColors[BTN_7].sBorderColor)
LSP_TK_PROPERTY(Color, hole_color, &sHoleColor)
LSP_TK_PROPERTY(Font, font, &sFont)
LSP_TK_PROPERTY(String, text, &sText)
LSP_TK_PROPERTY(TextAdjust, text_adjust, &sTextAdjust)
LSP_TK_PROPERTY(SizeConstraints, constraints, &sConstraints)
LSP_TK_PROPERTY(ButtonMode, mode, &sMode)
LSP_TK_PROPERTY(Boolean, down, &sDown)
LSP_TK_PROPERTY(Boolean, down_colors, &sDownColors)
LSP_TK_PROPERTY(Integer, led, &sLed)
LSP_TK_PROPERTY(Integer, border_size, &sBorderSize)
LSP_TK_PROPERTY(Integer, border_pressed_size,&sBorderPressedSize)
LSP_TK_PROPERTY(Integer, border_down_size, &sBorderDownSize)
LSP_TK_PROPERTY(Boolean, editable, &sEditable)
LSP_TK_PROPERTY(Boolean, active, &sActive)
LSP_TK_PROPERTY(Boolean, hole, &sHole)
LSP_TK_PROPERTY(Boolean, flat, &sFlat)
LSP_TK_PROPERTY(TextLayout, text_layout, &sTextLayout)
LSP_TK_PROPERTY(Boolean, text_clip, &sTextClip)
LSP_TK_PROPERTY(Padding, text_padding, &sTextPadding)
LSP_TK_PROPERTY(Boolean, hover, &sHover)
LSP_TK_PROPERTY(Boolean, gradient, &sGradient)
public:
virtual void draw(ws::ISurface *s) override;
virtual status_t on_mouse_down(const ws::event_t *e) override;
virtual status_t on_mouse_up(const ws::event_t *e) override;
virtual status_t on_mouse_move(const ws::event_t *e) override;
virtual status_t on_mouse_out(const ws::event_t *e) override;
public:
virtual status_t on_change();
virtual status_t on_submit();
};
} /* namespace tk */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_TK_WIDGETS_SIMPLE_BUTTON_H_ */
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