FLTK Examples

Shows how to use Fltk controls only by programming code (c++17).

Hello World

Hello_World_Box The classic first application "Hello, World!" with Fl_Box.
Hello_World_Drawing The classic first application "Hello, World!" with GDI+ drawing objects.
Hello_World_Emoticons The classic first application "Hello, World!" with Fl_Box and emoticons.
Hello_World_Fltk The classic first application "Hello, World!" by FLTK.
Hello_World_Message The classic first application "Hello, World!" with Fl_Message.
Hello_World_Message2 The classic first application "Hello, World!" with Fl_Message.
Hello_World_Say The classic first application "Hello, World!" with say.

Applications

Application shows how to create a simple Fltk application.
Application_And_Exception shows how to create a simple Fltk application and how to manage exception.
Application_Enable_Dark_Mode shows how to create a simple Fltk application with dark mode.
Application_Enable_Light_Mode shows how to create a simple Fltk application with light mode.

Common Controls

Adjuster shows how to create adjusters with Fl_Adjuster valuator.
Box shows how to use a text with Fl_Box widget.
Box_Picture shows how to use an image with Fl_Box widget.
Box_Picture2 shows how to use an image with Fl_Box widget.
Browser shows how to create a text list with Fl_Browser widget.
Button shows how to create a button with Fl_Button widget.
Check_Browser shows how to create a check button list with Fl_Check_Browser widget.
Check_Button shows how to create a check button with Fl_Check_Button widget.
Clock shows how to use a clock with Fl_Clock widget.
Clock_Output shows how to use a static clock with Fl_Clock_Output widget.
Color_Chooser shows how to use a color chooser with Fl_Color_Chooser widget.
Counter shows how to create counters with Fl_Counter and Fl_Simple_Counter valuators.
Dial shows how to create dials with Fl_Dial, Fl_Line_Dial and Fl_Fill_Dial valuators.
File_Browser shows how to use a file browser with Fl_File_Browser widget.
File_Input shows how to use a file input with Fl_File_Input widget.
Float_Input shows how to create a float input text with Fl_Float_Input widget.
Input shows how to create a text input with Fl_Input widget.
Int_Input shows how to create an int input text with Fl_Int_Input widget.
Light_Button shows how to create a light button with Fl_Light_Button widget.
Multiline_Input shows how to create a multiline text input text with Fl_Multiline_Input widget.
Multiline_Output shows how to create a multiline text output with Fl_Multiline_Output widget.
Nice_Slider shows how to create a slider with Fl_Nice_Slider widget.
Output shows how to create a text output with Fl_Output widget.
Progress shows how to create a progress with Fl_Progress widget.
Radio_Light_Button shows how to create a radio light button with Fl_Radio_Light_Button widget.
Radio_Round_Button shows how to create a radio round button with Fl_Radio_Round_Button widget.
Roller shows how to create rollers (horizontal and vertical) with Fl_Roller valuator.
Round_Button shows how to create a round button with Fl_Round_Button widget.
Secret_Input shows how to create a secret text input with Fl_Secret_Input widget.
Slider shows how to create sliders with Fl_Hor_Slider, Fl_Hor_Fill_Slider, Fl_Hor_Nice_Slider, Fl_Slider, Fl_Fill_Slider and Fl_Nice_Slider valuators.
Spinner shows how to create a spinner with Fl_Spinner widget.
Table shows how to use a table with Fl_Table widget.
Text_Display shows how to use a text display with Fl_Text_Display widget.
Text_Editor shows how to use a text display with Fl_Text_Editor widget.
Toggle_Button shows how to create a toggle button with Fl_Toggle_Button widget.
Tree shows how to use a tree with Fl_Tree widget.
Value_Input shows how to create a value input with Fl_Value_Input valuator.
Value_Output shows how to create a value output with Fl_Value_Output valuator.
Value_Slider shows how to create value sliders with Fl_Hor_Value_Slider and Fl_Value_Slider valuators.

User Controls

Check_Box shows how to create a check box with own Fl_Check_Box widget.
Combo_Box shows how to create Combo boxes with own Fl_Combo_Box widgets.
Progress_Bar shows how to create a progress bar with own Fl_Progress_Bar widget.
Radio_Toggle_Button shows how to create a radio button with own Fl_Radio_Toggle_Button widget.

Groups

Group shows how to create a group with Fl_Group.
Pack shows how to create a pack with Fl_Pack.
Scroll shows how to create a scroll with Fl_Scroll.
Tabs shows how to create a tabs and pages with Fl_Tabs and Fl_Group.
Tile shows how to create a tile with Fl_Tile.
Window shows how to create a simple window with Fl_Window.
Wizard shows how to create a Wizard and pages with Fl_Wizard and Fl_Group.

Menus and toolbars

Menu_Bar shows how to create a menu bar with Fl_Menu_Bar widget.
Menu_Button shows how to create a menu button with Fl_Menu_Button widget.
Sys_Menu_Bar shows how to create a system menu bar with Fl_Sys_Menu_Bar widget.

Components

Cursors shows how to change cursor of a widget with override handle method and use fl_cursor method on FL_ENTER and FL_LEAVE events.
Preferences shows how to use preferences with Fl_Preferences component.
Schemes shows how to use schemes with fl_scheme methods.
Symbols shows how to use symbols with Fl_Box widget.
Timer shows how to create a timer with Fl::add_timeout, Fl::remove_timeout and Fl::repeat_timeout methods.
Tooltip shows how to create a tooltip with Fl_Tooltip component.

User Components

Scheme_Modes shows how to use own scheme modes with own fl_scheme_mode methods.
Use_Wait_Cursor shows how to use own Fl_Use_Wait_cursor component or own fl_use_wait_cursor method.

Common Dialogs

About shows how to create an about box with fl_message method.
Alert shows how to create an alert box with fl_alert method.
Beep shows how to create a beep with fl_beep method.
Choice shows how to create a choice box with fl_choice method.
Color_Chooser_Dialog shows how to use color chooser dialog with Fl_Color_Chooser dialog.
File_Chooser_Browse_Directory shows how to use directory chooser dialog with fl_dir_chooser method.
File_Chooser_Browse_File shows how to use file chooser dialog with fl_file_chooser method.
Input_Dialog shows how to create an input box with fl_input method.
Message shows how to create a message box with fl_message method.
Native_File_Chooser_Browse_Directory shows how to use a native file chooser to browse directory with Fl_Native_File_Chooser dialog.
Native_File_Chooser_Browse_File shows how to use a native file chooser dialog to browse file with Fl_Native_File_Chooser dialog.
Native_File_Chooser_Save_File shows how to use a native file chooser dialog to save file with Fl_Native_File_Chooser dialog.
Password shows how to create an password box with fl_password method.

User Dialogs

Font_Chooser shows how to use a Font chooser dialog with own fl_font_chooser method.
Message_Box shows how to use a Message box with own fl_message_box method.

Events

Application_Idle shows how to use idle event with Fl::add_idle method.
Key_Events demonstrates the use of key events.
Mouse_Events demonstrates the use of mouse events.
Window_Click shows how to use mouse click event with override handle method and use Fl::event_button, Fl::event_x() and Fl::event_y() methods on FL_RELEASE event.

Tips And Tricks

Disable_Symbols shows how to disable / enable label symbols.
Functional shows how to use callback method with std::function, std::bind and lambda methods.
Prevent_Hitting_Escape_Key_Closes_Windows shows how to prevent hitting 'Escape' key closes Windows.
Widget_Wrapper shows how to use callback method with std::function, std::bind and lambda methods.

Others

Box_And_Unicode_Text demonstrates the use of Fl_Box with unicode text.
Colored_Browser shows how to create a browser and colored items with Fl_Browser.
Colored_Tabs shows how to create a tabs and colored pages with Fl_Tabs and Fl_Group.
Colored_Text_Display shows how to create a colored text display with Fl_Text_Display.
Colored_Windows shows how to create a colored windows with Fl_Window.
Group_And_Check_Button shows how to use group and check buttons with Fl_Group and Fl_Check_Button widgets.
Group_And_Radio_Round_Button shows how to use group and radio round buttons with Fl_Group and Fl_Radio_Round_Button widgets.

Download

git clone https://github.com/gammasoft71/Examples_FLTK Examples_FLTK

Build and run

To build this project, open "Terminal" and type following lines:

Windows :

mkdir build && cd build
cmake .. 
start Fltk_Examples.sln

Select any project and type Ctrl+F5 to build and run it.

macOS :

mkdir build && cd build
cmake .. -G "Xcode"
open ./Fltk_Examples.xcodeproj

Select any project and type Cmd+R to build and run it.

Linux :

mkdir build && cd build
cmake .. 
cmake --build . --config Debug
./Any_Project

Remarks