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Diffstat (limited to 'body/fltk-widgets-buttons.adb')
| -rw-r--r-- | body/fltk-widgets-buttons.adb | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/body/fltk-widgets-buttons.adb b/body/fltk-widgets-buttons.adb new file mode 100644 index 0000000..11a57de --- /dev/null +++ b/body/fltk-widgets-buttons.adb @@ -0,0 +1,315 @@ + + +-- Programmed by Jedidiah Barber +-- Released into the public domain + + +with + + FLTK.Widgets.Groups, + Interfaces.C.Strings; + + +package body FLTK.Widgets.Buttons is + + + ------------------------ + -- Functions From C -- + ------------------------ + + function new_fl_button + (X, Y, W, H : in Interfaces.C.int; + Text : in Interfaces.C.char_array) + return Storage.Integer_Address; + pragma Import (C, new_fl_button, "new_fl_button"); + pragma Inline (new_fl_button); + + procedure free_fl_button + (B : in Storage.Integer_Address); + pragma Import (C, free_fl_button, "free_fl_button"); + pragma Inline (free_fl_button); + + + + + function fl_button_get_state + (B : in Storage.Integer_Address) + return Interfaces.C.int; + pragma Import (C, fl_button_get_state, "fl_button_get_state"); + pragma Inline (fl_button_get_state); + + procedure fl_button_set_state + (B : in Storage.Integer_Address; + S : in Interfaces.C.int); + pragma Import (C, fl_button_set_state, "fl_button_set_state"); + pragma Inline (fl_button_set_state); + + procedure fl_button_set_only + (B : in Storage.Integer_Address); + pragma Import (C, fl_button_set_only, "fl_button_set_only"); + pragma Inline (fl_button_set_only); + + + + + function fl_button_get_down_box + (B : in Storage.Integer_Address) + return Interfaces.C.int; + pragma Import (C, fl_button_get_down_box, "fl_button_get_down_box"); + pragma Inline (fl_button_get_down_box); + + procedure fl_button_set_down_box + (B : in Storage.Integer_Address; + T : in Interfaces.C.int); + pragma Import (C, fl_button_set_down_box, "fl_button_set_down_box"); + pragma Inline (fl_button_set_down_box); + + function fl_button_get_shortcut + (B : in Storage.Integer_Address) + return Interfaces.C.int; + pragma Import (C, fl_button_get_shortcut, "fl_button_get_shortcut"); + pragma Inline (fl_button_get_shortcut); + + procedure fl_button_set_shortcut + (B : in Storage.Integer_Address; + T : in Interfaces.C.int); + pragma Import (C, fl_button_set_shortcut, "fl_button_set_shortcut"); + pragma Inline (fl_button_set_shortcut); + + + + + procedure fl_button_draw + (W : in Storage.Integer_Address); + pragma Import (C, fl_button_draw, "fl_button_draw"); + pragma Inline (fl_button_draw); + + function fl_button_handle + (W : in Storage.Integer_Address; + E : in Interfaces.C.int) + return Interfaces.C.int; + pragma Import (C, fl_button_handle, "fl_button_handle"); + pragma Inline (fl_button_handle); + + + + + procedure fl_button_simulate_key_action + (B : in Storage.Integer_Address); + pragma Import (C, fl_button_simulate_key_action, "fl_button_simulate_key_action"); + pragma Inline (fl_button_simulate_key_action); + + + + + ------------------- + -- Destructors -- + ------------------- + + -- Clipper route successfully navigated + procedure button_extra_final_hook + (Ada_Obj : in Storage.Integer_Address); + pragma Export (C, button_extra_final_hook, "button_extra_final_hook"); + + procedure button_extra_final_hook + (Ada_Obj : in Storage.Integer_Address) + is + My_Button : Button; + for My_Button'Address use Storage.To_Address (Ada_Obj); + pragma Import (Ada, My_Button); + begin + Extra_Final (My_Button); + end button_extra_final_hook; + + + procedure Extra_Final + (This : in out Button) is + begin + Extra_Final (Widget (This)); + end Extra_Final; + + + procedure Finalize + (This : in out Button) is + begin + Extra_Final (This); + if This.Void_Ptr /= Null_Pointer and This.Needs_Dealloc then + free_fl_button (This.Void_Ptr); + This.Void_Ptr := Null_Pointer; + end if; + end Finalize; + + + + + -------------------- + -- Constructors -- + -------------------- + + -- Mobius strip traversal complete + procedure button_extra_init_hook + (Ada_Obj : in Storage.Integer_Address; + X, Y, W, H : in Interfaces.C.int; + C_Str : in Interfaces.C.Strings.chars_ptr); + pragma Export (C, button_extra_init_hook, "button_extra_init_hook"); + + procedure button_extra_init_hook + (Ada_Obj : in Storage.Integer_Address; + X, Y, W, H : in Interfaces.C.int; + C_Str : in Interfaces.C.Strings.chars_ptr) + is + My_Button : Button; + for My_Button'Address use Storage.To_Address (Ada_Obj); + pragma Import (Ada, My_Button); + begin + Extra_Init + (My_Button, + Integer (X), Integer (Y), + Integer (W), Integer (H), + Interfaces.C.Strings.Value (C_Str)); + end button_extra_init_hook; + + + procedure Extra_Init + (This : in out Button; + X, Y, W, H : in Integer; + Text : in String) is + begin + Extra_Init (Widget (This), X, Y, W, H, Text); + end Extra_Init; + + + procedure Initialize + (This : in out Button) is + begin + This.Draw_Ptr := fl_button_draw'Address; + This.Handle_Ptr := fl_button_handle'Address; + end Initialize; + + + package body Forge is + + function Create + (X, Y, W, H : in Integer; + Text : in String := "") + return Button is + begin + return This : Button do + This.Void_Ptr := new_fl_button + (Interfaces.C.int (X), + Interfaces.C.int (Y), + Interfaces.C.int (W), + Interfaces.C.int (H), + Interfaces.C.To_C (Text)); + Extra_Init (This, X, Y, W, H, Text); + end return; + end Create; + + + function Create + (Parent : in out FLTK.Widgets.Groups.Group'Class; + X, Y, W, H : in Integer; + Text : in String := "") + return Button is + begin + return This : Button := Create (X, Y, W, H, Text) do + Parent.Add (This); + end return; + end Create; + + end Forge; + + + + + ----------------------- + -- API Subprograms -- + ----------------------- + + function Get_State + (This : in Button) + return State is + begin + return State'Val (fl_button_get_state (This.Void_Ptr)); + end Get_State; + + + procedure Set_State + (This : in out Button; + St : in State) is + begin + fl_button_set_state (This.Void_Ptr, State'Pos (St)); + end Set_State; + + + procedure Set_Only + (This : in out Button) is + begin + fl_button_set_only (This.Void_Ptr); + end Set_Only; + + + + + function Get_Down_Box + (This : in Button) + return Box_Kind is + begin + return Box_Kind'Val (fl_button_get_down_box (This.Void_Ptr)); + end Get_Down_Box; + + + procedure Set_Down_Box + (This : in out Button; + To : in Box_Kind) is + begin + fl_button_set_down_box (This.Void_Ptr, Box_Kind'Pos (To)); + end Set_Down_Box; + + + function Get_Shortcut + (This : in Button) + return Key_Combo is + begin + return To_Ada (fl_button_get_shortcut (This.Void_Ptr)); + end Get_Shortcut; + + + procedure Set_Shortcut + (This : in out Button; + Key : in Key_Combo) is + begin + fl_button_set_shortcut (This.Void_Ptr, Interfaces.C.int (To_C (Key))); + end Set_Shortcut; + + + + + procedure Draw + (This : in out Button) is + begin + Widget (This).Draw; + end Draw; + + + function Handle + (This : in out Button; + Event : in Event_Kind) + return Event_Outcome is + begin + return Widget (This).Handle (Event); + end Handle; + + + + + procedure Simulate_Key_Action + (This : in out Button) is + begin + fl_button_simulate_key_action (This.Void_Ptr); + end Simulate_Key_Action; + + +end FLTK.Widgets.Buttons; + + |