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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: 29 авг. 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_EDIT_H_
#define LSP_PLUG_IN_TK_WIDGETS_SIMPLE_EDIT_H_
#ifndef LSP_PLUG_IN_TK_IMPL
#error "use <lsp-plug.in/tk/tk.h>"
#endif
namespace lsp
{
namespace tk
{
class Menu;
// Style definition
namespace style
{
typedef struct EditColors
{
prop::Color sColor;
prop::Color sBorderColor;
prop::Color sBorderGapColor;
prop::Color sCursorColor;
prop::Color sTextColor;
prop::Color sTextSelectedColor;
prop::Color sEmptyTextColor;
prop::Color sSelectionColor;
void listener(tk::prop::Listener *listener);
bool property_changed(Property *prop);
} EditColors;
enum EditColorState
{
EDIT_NORMAL = 0,
EDIT_INACTIVE = 1 << 0,
EDIT_TOTAL = 1 << 1
};
LSP_TK_STYLE_DEF_BEGIN(Edit, Widget)
EditColors vColors[EDIT_TOTAL];
prop::String sText;
prop::TextSelection sSelection;
prop::Font sFont;
prop::Integer sBorderSize;
prop::Integer sBorderGapSize;
prop::Integer sBorderRadius;
prop::SizeConstraints sConstraints;
prop::Boolean sActive;
LSP_TK_STYLE_DEF_END
}
class Edit: public Widget
{
public:
static const w_class_t metadata;
protected:
class EditCursor: public TextCursor
{
protected:
Edit *pEdit;
protected:
virtual ssize_t limit(ssize_t value);
virtual void on_change();
virtual void on_blink();
public:
explicit EditCursor(Edit *widget);
virtual ~EditCursor();
};
class KeyboardInput: public KeyboardHandler
{
protected:
Edit *pEdit;
public:
explicit KeyboardInput(Edit *widget);
virtual ~KeyboardInput();
public:
virtual status_t on_key_press(const ws::event_t *e);
};
class DataSink: public TextDataSink
{
protected:
Edit *pEdit;
protected:
virtual status_t receive(const LSPString *text, const char *mime);
public:
explicit DataSink(Edit *widget);
virtual ~DataSink();
public:
virtual status_t close(status_t code);
public:
void unbind();
};
enum chk_flags_t
{
EDIT_0 = style::EDIT_NORMAL,
EDIT_1 = style::EDIT_INACTIVE,
EDIT_TOTAL = style::EDIT_TOTAL
};
protected:
size_t nMBState;
ssize_t sTextPos;
ssize_t nScrDirection; // Scroll direction
DataSink *pDataSink; // Data sink
KeyboardInput sInput; // Keyboard input handler
EditCursor sCursor;
Timer sScroll;
Widget *vMenu[4];
ws::rectangle_t sTextArea;
style::EditColors vColors[EDIT_TOTAL];
prop::String sText;
prop::String sEmptyText;
prop::TextSelection sSelection;
prop::Font sFont;
prop::Integer sBorderSize;
prop::Integer sBorderGapSize;
prop::Integer sBorderRadius;
prop::SizeConstraints sConstraints;
prop::Boolean sActive;
prop::WidgetPtr<Menu> sPopup;
protected:
static status_t timer_handler(ws::timestamp_t sched, ws::timestamp_t time, void *arg);
static status_t slot_on_change(Widget *sender, void *ptr, void *data);
static status_t slot_popup_cut_action(Widget *sender, void *ptr, void *data);
static status_t slot_popup_copy_action(Widget *sender, void *ptr, void *data);
static status_t slot_popup_paste_action(Widget *sender, void *ptr, void *data);
static status_t slot_on_before_popup(Widget *sender, void *ptr, void *data);
static status_t slot_on_popup(Widget *sender, void *ptr, void *data);
protected:
ssize_t mouse_to_cursor_pos(ssize_t x, ssize_t y, bool range = true);
void run_scroll(ssize_t dir);
void update_scroll();
void update_clipboard(size_t bufid);
void request_clipboard(size_t bufid);
status_t cut_data(size_t bufid);
status_t copy_data(size_t bufid);
status_t paste_data(size_t bufid);
void paste_clipboard(const LSPString *data);
void do_destroy();
status_t create_default_menu();
style::EditColors *select_colors();
protected:
virtual void size_request(ws::size_limit_t *r) override;
virtual void property_changed(Property *prop) override;
virtual void realize(const ws::rectangle_t *r) override;
public:
explicit Edit(Display *dpy);
Edit(const Edit &) = delete;
Edit(Edit &&) = delete;
virtual ~Edit() override;
Edit & operator = (const Edit &) = delete;
Edit & operator = (Edit &&) = delete;
virtual status_t init() override;
virtual void destroy() override;
public:
LSP_TK_PROPERTY(Color, color, &vColors[EDIT_0].sColor)
LSP_TK_PROPERTY(Color, border_color, &vColors[EDIT_0].sBorderColor)
LSP_TK_PROPERTY(Color, border_gap_color, &vColors[EDIT_0].sBorderGapColor)
LSP_TK_PROPERTY(Color, cursor_color, &vColors[EDIT_0].sCursorColor)
LSP_TK_PROPERTY(Color, text_color, &vColors[EDIT_0].sTextColor)
LSP_TK_PROPERTY(Color, text_selected_color, &vColors[EDIT_0].sTextSelectedColor)
LSP_TK_PROPERTY(Color, placeholder_text_color, &vColors[EDIT_0].sEmptyTextColor)
LSP_TK_PROPERTY(Color, selection_color, &vColors[EDIT_0].sSelectionColor)
LSP_TK_PROPERTY(Color, inactive_color, &vColors[EDIT_1].sColor)
LSP_TK_PROPERTY(Color, inactive_border_color, &vColors[EDIT_1].sBorderColor)
LSP_TK_PROPERTY(Color, inactive_border_gap_color, &vColors[EDIT_1].sBorderGapColor)
LSP_TK_PROPERTY(Color, inactive_cursor_color, &vColors[EDIT_1].sCursorColor)
LSP_TK_PROPERTY(Color, inactive_text_color, &vColors[EDIT_1].sTextColor)
LSP_TK_PROPERTY(Color, inactive_text_selected_color, &vColors[EDIT_1].sTextSelectedColor)
LSP_TK_PROPERTY(Color, inactive_placeholder_text_color, &vColors[EDIT_1].sEmptyTextColor)
LSP_TK_PROPERTY(Color, inactive_selection_color, &vColors[EDIT_1].sSelectionColor)
LSP_TK_PROPERTY(String, text, &sText)
LSP_TK_PROPERTY(String, empty_text, &sEmptyText)
LSP_TK_PROPERTY(TextSelection, selection, &sSelection)
LSP_TK_PROPERTY(Font, font, &sFont)
LSP_TK_PROPERTY(Integer, border_size, &sBorderSize)
LSP_TK_PROPERTY(Integer, border_gap_size, &sBorderGapSize)
LSP_TK_PROPERTY(Integer, border_radius, &sBorderRadius)
LSP_TK_PROPERTY(SizeConstraints, constraints, &sConstraints)
LSP_TK_PROPERTY(Boolean, active, &sActive);
LSP_TK_PROPERTY(WidgetPtr<Menu>, popup, &sPopup)
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_dbl_click(const ws::event_t *e) override;
virtual status_t on_mouse_tri_click(const ws::event_t *e) override;
virtual status_t on_focus_in(const ws::event_t *e) override;
virtual status_t on_focus_out(const ws::event_t *e) override;
virtual status_t on_key_down(const ws::event_t *e) override;
virtual status_t on_key_up(const ws::event_t *e) override;
public:
virtual status_t on_change();
virtual status_t on_before_popup(Menu *menu);
virtual status_t on_popup(Menu *menu);
};
} /* namespace tk */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_TK_WIDGETS_SIMPLE_EDIT_H_ */
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