From c1dcb4c61e79b1ddd98c0ef84f2d36be7f7fd736 Mon Sep 17 00:00:00 2001 From: Jed Barber Date: Mon, 19 Mar 2018 22:11:39 +1100 Subject: Added FLTK.Widgets.Groups.Packed --- src/c_fl_pack.cpp | 81 ++++++++++++++++++++ src/c_fl_pack.h | 33 +++++++++ src/fltk-widgets-groups-packed.adb | 146 +++++++++++++++++++++++++++++++++++++ src/fltk-widgets-groups-packed.ads | 53 ++++++++++++++ 4 files changed, 313 insertions(+) create mode 100644 src/c_fl_pack.cpp create mode 100644 src/c_fl_pack.h create mode 100644 src/fltk-widgets-groups-packed.adb create mode 100644 src/fltk-widgets-groups-packed.ads (limited to 'src') diff --git a/src/c_fl_pack.cpp b/src/c_fl_pack.cpp new file mode 100644 index 0000000..26e3a7b --- /dev/null +++ b/src/c_fl_pack.cpp @@ -0,0 +1,81 @@ + + +#include +#include "c_fl_pack.h" +#include "c_fl_type.h" + + + + +class My_Pack : public Fl_Pack { + public: + using Fl_Pack::Fl_Pack; + friend void pack_set_draw_hook(PACK n, void * d); + friend void fl_pack_draw(PACK n); + friend void pack_set_handle_hook(PACK n, void * h); + friend int fl_pack_handle(PACK n, int e); + protected: + void draw(); + void real_draw(); + int handle(int e); + int real_handle(int e); + d_hook_p draw_hook; + h_hook_p handle_hook; +}; + +void My_Pack::draw() { + (*draw_hook)(this->user_data()); +} + +void My_Pack::real_draw() { + Fl_Pack::draw(); +} + +int My_Pack::handle(int e) { + return (*handle_hook)(this->user_data(), e); +} + +int My_Pack::real_handle(int e) { + return Fl_Pack::handle(e); +} + +void pack_set_draw_hook(PACK n, void * d) { + reinterpret_cast(n)->draw_hook = reinterpret_cast(d); +} + +void fl_pack_draw(PACK n) { + reinterpret_cast(n)->real_draw(); +} + +void pack_set_handle_hook(PACK n, void * h) { + reinterpret_cast(n)->handle_hook = reinterpret_cast(h); +} + +int fl_pack_handle(PACK n, int e) { + return reinterpret_cast(n)->real_handle(e); +} + + + + +PACK new_fl_pack(int x, int y, int w, int h, char* label) { + My_Pack *b = new My_Pack(x, y, w, h, label); + return b; +} + +void free_fl_pack(PACK p) { + delete reinterpret_cast(p); +} + + + + +int fl_pack_get_spacing(PACK p) { + return reinterpret_cast(p)->spacing(); +} + +void fl_pack_set_spacing(PACK p, int t) { + reinterpret_cast(p)->spacing(t); +} + + diff --git a/src/c_fl_pack.h b/src/c_fl_pack.h new file mode 100644 index 0000000..debb69c --- /dev/null +++ b/src/c_fl_pack.h @@ -0,0 +1,33 @@ + + +#ifndef FL_PACK_GUARD +#define FL_PACK_GUARD + + + + +typedef void* PACK; + + + + +extern "C" void pack_set_draw_hook(PACK n, void * d); +extern "C" void fl_pack_draw(PACK n); +extern "C" void pack_set_handle_hook(PACK n, void * h); +extern "C" int fl_pack_handle(PACK n, int e); + + + + +extern "C" PACK new_fl_pack(int x, int y, int w, int h, char * label); +extern "C" void free_fl_pack(PACK p); + + + + +extern "C" int fl_pack_get_spacing(PACK p); +extern "C" void fl_pack_set_spacing(PACK p, int t); + + +#endif + diff --git a/src/fltk-widgets-groups-packed.adb b/src/fltk-widgets-groups-packed.adb new file mode 100644 index 0000000..0507bb3 --- /dev/null +++ b/src/fltk-widgets-groups-packed.adb @@ -0,0 +1,146 @@ + + +with + + Interfaces.C, + System; + +use type + + System.Address; + + +package body FLTK.Widgets.Groups.Packed is + + + procedure pack_set_draw_hook + (W, D : in System.Address); + pragma Import (C, pack_set_draw_hook, "pack_set_draw_hook"); + + procedure pack_set_handle_hook + (W, H : in System.Address); + pragma Import (C, pack_set_handle_hook, "pack_set_handle_hook"); + + + + + function new_fl_pack + (X, Y, W, H : in Interfaces.C.int; + Text : in Interfaces.C.char_array) + return System.Address; + pragma Import (C, new_fl_pack, "new_fl_pack"); + + procedure free_fl_pack + (B : in System.Address); + pragma Import (C, free_fl_pack, "free_fl_pack"); + + + + + function fl_pack_get_spacing + (P : in System.Address) + return Interfaces.C.int; + pragma Import (C, fl_pack_get_spacing, "fl_pack_get_spacing"); + + procedure fl_pack_set_spacing + (P : in System.Address; + S : in Interfaces.C.int); + pragma Import (C, fl_pack_set_spacing, "fl_pack_set_spacing"); + + + + + procedure fl_pack_draw + (W : in System.Address); + pragma Import (C, fl_pack_draw, "fl_pack_draw"); + + function fl_pack_handle + (W : in System.Address; + E : in Interfaces.C.int) + return Interfaces.C.int; + pragma Import (C, fl_pack_handle, "fl_pack_handle"); + + + + + procedure Finalize + (This : in out Packed_Group) is + begin + if This.Void_Ptr /= System.Null_Address and then + This in Packed_Group'Class + then + This.Clear; + free_fl_pack (This.Void_Ptr); + This.Void_Ptr := System.Null_Address; + end if; + Finalize (Group (This)); + end Finalize; + + + + + package body Forge is + + function Create + (X, Y, W, H : in Integer; + Text : in String) + return Packed_Group is + begin + return This : Packed_Group do + This.Void_Ptr := new_fl_pack + (Interfaces.C.int (X), + Interfaces.C.int (Y), + Interfaces.C.int (W), + Interfaces.C.int (H), + Interfaces.C.To_C (Text)); + fl_group_end (This.Void_Ptr); + fl_widget_set_user_data + (This.Void_Ptr, + Widget_Convert.To_Address (This'Unchecked_Access)); + pack_set_draw_hook (This.Void_Ptr, Draw_Hook'Address); + pack_set_handle_hook (This.Void_Ptr, Handle_Hook'Address); + end return; + end Create; + + end Forge; + + + + + function Get_Spacing + (This : in Packed_Group) + return Integer is + begin + return Integer (fl_pack_get_spacing (This.Void_Ptr)); + end Get_Spacing; + + + procedure Set_Spacing + (This : in out Packed_Group; + To : in Integer) is + begin + fl_pack_set_spacing (This.Void_Ptr, Interfaces.C.int (To)); + end Set_Spacing; + + + + + procedure Draw + (This : in out Packed_Group) is + begin + fl_pack_draw (This.Void_Ptr); + end Draw; + + + function Handle + (This : in out Packed_Group; + Event : in Event_Kind) + return Event_Outcome is + begin + return Event_Outcome'Val + (fl_pack_handle (This.Void_Ptr, Event_Kind'Pos (Event))); + end Handle; + + +end FLTK.Widgets.Groups.Packed; + diff --git a/src/fltk-widgets-groups-packed.ads b/src/fltk-widgets-groups-packed.ads new file mode 100644 index 0000000..92ed137 --- /dev/null +++ b/src/fltk-widgets-groups-packed.ads @@ -0,0 +1,53 @@ + + +package FLTK.Widgets.Groups.Packed is + + + type Packed_Group is new Group with private; + + + + + package Forge is + + function Create + (X, Y, W, H : in Integer; + Text : in String) + return Packed_Group; + + end Forge; + + + + + function Get_Spacing + (This : in Packed_Group) + return Integer; + + procedure Set_Spacing + (This : in out Packed_Group; + To : in Integer); + + + + + procedure Draw + (This : in out Packed_Group); + + function Handle + (This : in out Packed_Group; + Event : in Event_Kind) + return Event_Outcome; + + +private + + + type Packed_Group is new Group with null record; + + overriding procedure Finalize + (This : in out Packed_Group); + + +end FLTK.Widgets.Groups.Packed; + -- cgit