diff options
| -rw-r--r-- | Dalos/Dalos.cc | 132 |
1 files changed, 118 insertions, 14 deletions
diff --git a/Dalos/Dalos.cc b/Dalos/Dalos.cc index 9af9710..0186cb3 100644 --- a/Dalos/Dalos.cc +++ b/Dalos/Dalos.cc @@ -17,7 +17,7 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -/* $Id: Dalos.cc,v 1.5 2004-07-25 10:20:36 pixel Exp $ */ +/* $Id: Dalos.cc,v 1.6 2004-08-01 13:03:47 pixel Exp $ */ #include <SDL.h> #include <SDL_thread.h> @@ -64,6 +64,10 @@ std::vector<Uint16> key_vect; CODE_BEGINS +class hexview; + +hexview * hexviewer; + class console; console * Console; @@ -364,6 +368,63 @@ class console_keyevent : public mogltk::engine::keyevent { } }; +class hexview_keyevent : public mogltk::engine::keyevent { + public: + virtual void down(SDL_keysym k) { + if (!Application->hexviewer || !Application->hexviewer->GetVisible()) { + if (old_handler) + old_handler->down(k); + return; + } + switch (k.sym) { + case SDLK_DOWN: + Application->hexviewer->change_offset(Application->hexviewer->get_offset() + Application->hexviewer->get_width()); + break; + case SDLK_UP: + Application->hexviewer->change_offset(Application->hexviewer->get_offset() - Application->hexviewer->get_width()); + break; + case SDLK_RIGHT: + if (KMOD_ALT & k.mod) { + Application->hexviewer->change_width(Application->hexviewer->get_width() + 1); + } else if (KMOD_CTRL & k.mod) { + Application->hexviewer->change_shift(Application->hexviewer->get_shift() - 1); + } else { + Application->hexviewer->change_offset(Application->hexviewer->get_offset() + 1); + } + break; + case SDLK_LEFT: + if (KMOD_ALT & k.mod) { + Application->hexviewer->change_width(Application->hexviewer->get_width() - 1); + } else if (KMOD_CTRL & k.mod) { + Application->hexviewer->change_shift(Application->hexviewer->get_shift() + 1); + } else { + Application->hexviewer->change_offset(Application->hexviewer->get_offset() - 1); + } + break; + case SDLK_PAGEDOWN: + Application->hexviewer->change_offset(Application->hexviewer->get_offset() + Application->hexviewer->get_width() * Application->hexviewer->get_nlines()); + break; + case SDLK_PAGEUP: + Application->hexviewer->change_offset(Application->hexviewer->get_offset() - Application->hexviewer->get_width() * Application->hexviewer->get_nlines()); + break; + case SDLK_HOME: + Application->hexviewer->change_offset(0); + break; + case SDLK_END: + Application->hexviewer->change_offset(Application->hexviewer->get_size() - 1); + break; + default: + if (old_handler) + old_handler->down(k); + return; + } + } + virtual void up(SDL_keysym k) { + if (old_handler) + old_handler->up(k); + } +}; + class myprinter : public printer_t { public: myprinter() : lock(SDL_CreateMutex()) { } @@ -481,9 +542,47 @@ class console : public mogltk::widget { class hexview : public mogltk::widget { public: hexview(mogltk::shape * sh, mogltk::widget * father) : - widget(father, 0, 0, father->GetW(), father->GetH(), 0, "hexview", sh), h(0), width(16), offset(0), offset_loaded(-1), size_loaded(0), data(0) - { nlines = GetH() / 13; } - virtual ~hexview() { free(data); } + widget(father, 0, 0, father->GetW(), father->GetH(), 0, "hexview", sh), h(0), width(16), offset(0), offset_loaded(-1), size_loaded(0), data(0), virtual_base(0), shift(0) + { nlines = GetH() / 13; Application->hexviewer = this; } + virtual ~hexview() { free(data); Application->hexviewer = 0; } + void set_virtual_base(int _virtual_base) { + virtual_base = _virtual_base; + } + int get_nlines() { + return nlines; + } + int get_size() { + if (!h) + return 0; + return h->GetSize(); + } + void change_width(int _width) { + if (_width <= 0) + _width = 1; + if (width != _width) { + free(data); + width = _width; + } + } + int get_width() { + return width; + } + void change_offset(int _offset) { + if ((_offset < 0) || !h) + _offset = 0; + if (h && (_offset >= h->GetSize())) + _offset = h->GetSize() - 1; + offset = _offset; + } + int get_offset() { + return offset; + } + void change_shift(int _shift) { + shift = _shift; + } + int get_shift() { + return shift; + } void bind_handle(Handle * _h) { h = _h; } @@ -512,24 +611,24 @@ class hexview : public mogltk::widget { get_data(); mogltk::FixedFont->setcolor(WHITE); - mogltk::FixedFont->putcursor(GetAX(), GetAY()); + mogltk::FixedFont->putcursor(GetAX() - shift * 6, GetAY()); max_o = min(h->GetSize(), offset + nlines * width); - for (i = start_o = offset, j = 0, l = 0; i < max_o; i++, j) { + for (i = start_o = offset, j = 0, l = 0; i < max_o; i++) { if ((j % width) == 0) { - mogltk::FixedFont->printf("%08X ", i); + mogltk::FixedFont->printf("%08X ", i + virtual_base); } - mogltk::FixedFont->printf("%02X ", data[i]); + mogltk::FixedFont->printf("%02X ", data[j]); j++; if ((j % width) == 0) { for (k = start_o, c = 0; k < start_o + width; k++, c++) { - mogltk::FixedFont->putcursor(GetAX() + (c + width * 3 + 14) * 6, GetAY() + l * 13); - if (data[k] >= 0x20) - mogltk::FixedFont->putentry(data[k] - 0x20); + mogltk::FixedFont->putcursor(GetAX() + (c + width * 3 + 14 - shift) * 6, GetAY() + l * 13); + if (data[j - width + c] >= 0x20) + mogltk::FixedFont->putentry(data[j - width + c] - 0x20); } l++; - mogltk::FixedFont->putcursor(GetAX(), GetAY() + l * 13); + mogltk::FixedFont->putcursor(GetAX() - shift * 6, GetAY() + l * 13); start_o = i; } } @@ -537,7 +636,8 @@ class hexview : public mogltk::widget { private: Handle * h; int width, offset, nlines; - int offset_loaded, size_loaded; + int offset_loaded, size_loaded, virtual_base; + int shift; Uint8 * data; }; @@ -660,7 +760,11 @@ virtual int startup() throw (GeneralException) { new timer(); - new console_keyevent; + // Setting up the key event handlers + new hexview_keyevent; + new console_keyevent; // Should be one of the last + + // And launching the main loop Root->mainloop(); // Should cleanup here... |