First keyboard driver for X
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1 changed files with 184 additions and 42 deletions
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@ -9,21 +9,45 @@
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#if GFX_USE_GDISP
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#define GDISP_DRIVER_VMT GDISPVMT_X11
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xresource.h>
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#include <stdio.h>
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#include <stdlib.h>
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#define GDISP_DRIVER_VMT GDISPVMT_X11
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#include "gdisp_lld_config.h"
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#include "src/gdisp/driver.h"
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// Configuration parameters for this driver
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#ifndef GDISP_FORCE_24BIT
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#define GDISP_FORCE_24BIT FALSE
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#endif
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#ifndef GDISP_SCREEN_HEIGHT
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#define GDISP_SCREEN_HEIGHT 480
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#define GDISP_FORCE_24BIT FALSE
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#endif
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#ifndef GDISP_SCREEN_WIDTH
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#define GDISP_SCREEN_WIDTH 640
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#define GDISP_SCREEN_WIDTH 640
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#endif
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#ifndef GDISP_SCREEN_HEIGHT
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#define GDISP_SCREEN_HEIGHT 480
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#endif
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#ifndef GKEYBOARD_X_NO_LAYOUT
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/**
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* Setting this to TRUE turns off the layout engine.
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* In this situation "cooked" characters are returned but
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* shift states etc are lost.
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* As only a limited number of keyboard layouts are currently
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* defined for X in uGFX (currently none), setting this
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* to TRUE enables the X keyboard mapping to be pass non-English
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* characters to uGFX or to handle non-standard keyboard layouts at
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* the expense of losing special function keys etc.
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*/
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// We set this to TRUE by default as currently the X layout code is not complete!
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#define GKEYBOARD_X_NO_LAYOUT TRUE
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#endif
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#ifndef GKEYBOARD_X_DEFAULT_LAYOUT
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#define GKEYBOARD_X_DEFAULT_LAYOUT KeyboardLayout_X_US
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#endif
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// Driver status flags
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#define GDISP_FLG_READY (GDISP_FLG_DRIVER<<0)
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#if GINPUT_NEED_MOUSE
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@ -68,11 +92,73 @@
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}};
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#endif
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xresource.h>
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#include <stdio.h>
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#include <stdlib.h>
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#if GINPUT_NEED_KEYBOARD
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// Include mouse support code
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#define GKEYBOARD_DRIVER_VMT GKEYBOARDVMT_X
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#include "src/ginput/driver_keyboard.h"
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#if !GKEYBOARD_X_NO_LAYOUT
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#if GKEYBOARD_LAYOUT_OFF
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#error "The X keyboard driver is using the layout engine. Please set GKEYBOARD_LAYOUT_OFF=FALSE or GKEYBOARD_X_NO_LAYOUT=TRUE."
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#endif
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// Forward definitions
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extern uint8_t GKEYBOARD_X_DEFAULT_LAYOUT[];
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#include "src/ginput/keyboard_microcode.h"
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#include <X11/keysym.h>
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// This is the layout code for the English US keyboard.
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// We make it public so that a user can switch to a different layout if required.
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uint8_t KeyboardLayout_X_US[] = {
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KMC_HEADERSTART, KMC_HEADER_ID1, KMC_HEADER_ID2, KMC_HEADER_VER_1,
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// TODO
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#error "The code to do keyboard layouts in X is not complete."
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// Transient Shifters: SHIFT, CTRL, ALT, WINKEY
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// Locking Shifters: CAPSLOCK, NUMLOCK and SCROLLLOCK
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// Keyup, Repeat
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// 0 - 9
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// A - Z
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// Number pad
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// Symbols
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// Special Keys
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// Anything else
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// EOF
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KMC_RECORDSTART, 0
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};
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#elif !GKEYBOARD_LAYOUT_OFF
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#warning "The X keyboard driver is not using the layout engine. If no other keyboard is using it consider defining GKEYBOARD_LAYOUT_OFF=TRUE to save code size."
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#endif
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// Forward definitions
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static bool_t XKeyboardInit(GKeyboard *k, unsigned driverinstance);
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static int XKeyboardGetData(GKeyboard *k, uint8_t *pch, int sz);
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const GKeyboardVMT const GKEYBOARD_DRIVER_VMT[1] = {{
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{
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GDRIVER_TYPE_KEYBOARD,
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GKEYBOARD_VFLG_NOPOLL, // GKEYBOARD_VFLG_DYNAMICONLY
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sizeof(GKeyboard),
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_gkeyboardInitDriver, _gkeyboardPostInitDriver, _gkeyboardDeInitDriver
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},
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// The default keyboard layout
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#if GKEYBOARD_X_NO_LAYOUT
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0,
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#else
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GKEYBOARD_X_DEFAULT_LAYOUT,
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#endif
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XKeyboardInit, // init
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0, // deinit
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XKeyboardGetData, // getdata
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0 // putdata void (*putdata)(GKeyboard *k, char ch); Optional
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}};
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static int keypos;
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static uint8_t keybuffer[8];
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static GKeyboard *keyboard;
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#endif
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static bool_t initdone;
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static Display *dis;
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@ -97,7 +183,8 @@ typedef struct xPriv {
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static void ProcessEvent(GDisplay *g, xPriv *priv) {
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switch(evt.type) {
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case MapNotify:
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XSelectInput(dis, evt.xmap.window, StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask);
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XSelectInput(dis, evt.xmap.window,
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StructureNotifyMask|ExposureMask|ButtonPressMask|ButtonReleaseMask|PointerMotionMask|KeyPressMask|KeyReleaseMask|KeymapStateMask);
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g->flags |= GDISP_FLG_READY;
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break;
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case UnmapNotify:
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@ -116,35 +203,62 @@ static void ProcessEvent(GDisplay *g, xPriv *priv) {
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evt.xexpose.width, evt.xexpose.height,
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evt.xexpose.x, evt.xexpose.y);
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break;
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#if GINPUT_NEED_MOUSE
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case ButtonPress:
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priv->mousex = evt.xbutton.x;
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priv->mousey = evt.xbutton.y;
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switch(evt.xbutton.button){
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case 1: priv->buttons |= GINPUT_MOUSE_BTN_LEFT; break;
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case 2: priv->buttons |= GINPUT_MOUSE_BTN_MIDDLE; break;
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case 3: priv->buttons |= GINPUT_MOUSE_BTN_RIGHT; break;
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case 4: priv->buttons |= GINPUT_MOUSE_BTN_4; break;
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}
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_gmouseWakeup(priv->mouse);
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break;
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case ButtonRelease:
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priv->mousex = evt.xbutton.x;
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priv->mousey = evt.xbutton.y;
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switch(evt.xbutton.button){
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case 1: priv->buttons &= ~GINPUT_MOUSE_BTN_LEFT; break;
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case 2: priv->buttons &= ~GINPUT_MOUSE_BTN_MIDDLE; break;
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case 3: priv->buttons &= ~GINPUT_MOUSE_BTN_RIGHT; break;
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case 4: priv->buttons &= ~GINPUT_MOUSE_BTN_4; break;
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}
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_gmouseWakeup(priv->mouse);
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break;
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case MotionNotify:
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priv->mousex = evt.xmotion.x;
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priv->mousey = evt.xmotion.y;
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_gmouseWakeup(priv->mouse);
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break;
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#endif
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#if GINPUT_NEED_MOUSE
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case ButtonPress:
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priv->mousex = evt.xbutton.x;
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priv->mousey = evt.xbutton.y;
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switch(evt.xbutton.button){
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case 1: priv->buttons |= GINPUT_MOUSE_BTN_LEFT; break;
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case 2: priv->buttons |= GINPUT_MOUSE_BTN_MIDDLE; break;
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case 3: priv->buttons |= GINPUT_MOUSE_BTN_RIGHT; break;
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case 4: priv->buttons |= GINPUT_MOUSE_BTN_4; break;
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}
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_gmouseWakeup(priv->mouse);
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break;
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case ButtonRelease:
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priv->mousex = evt.xbutton.x;
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priv->mousey = evt.xbutton.y;
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switch(evt.xbutton.button){
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case 1: priv->buttons &= ~GINPUT_MOUSE_BTN_LEFT; break;
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case 2: priv->buttons &= ~GINPUT_MOUSE_BTN_MIDDLE; break;
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case 3: priv->buttons &= ~GINPUT_MOUSE_BTN_RIGHT; break;
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case 4: priv->buttons &= ~GINPUT_MOUSE_BTN_4; break;
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}
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_gmouseWakeup(priv->mouse);
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break;
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case MotionNotify:
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priv->mousex = evt.xmotion.x;
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priv->mousey = evt.xmotion.y;
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_gmouseWakeup(priv->mouse);
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break;
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#endif
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#if GINPUT_NEED_KEYBOARD
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case KeymapNotify:
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XRefreshKeyboardMapping(&evt.xmapping);
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break;
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case KeyPress:
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#if !GKEYBOARD_X_NO_LAYOUT
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// TODO
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#error "The code to do keyboard layouts in X is not complete."
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#endif
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/* ignore these when there is no layout engine */
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break;
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case KeyRelease:
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#if !GKEYBOARD_X_NO_LAYOUT
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// TODO
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#error "The code to do keyboard layouts in X is not complete."
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#endif
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if (keyboard && !keyboard->pLayout && keypos < (int)sizeof(keybuffer)) {
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int len;
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len = XLookupString(&evt.xkey, (char *)(keybuffer+keypos), sizeof(keybuffer)-keypos, /*&keysym*/0, NULL);
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if (len > 0) {
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keypos += len;
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_gkeyboardWakeup(keyboard);
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}
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}
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break;
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#endif
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}
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}
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@ -376,4 +490,32 @@ LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g)
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}
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#endif /* GINPUT_NEED_MOUSE */
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#if GINPUT_NEED_KEYBOARD
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static bool_t XKeyboardInit(GKeyboard *k, unsigned driverinstance) {
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(void) driverinstance;
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// Only one please
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if (keyboard)
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return FALSE;
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keyboard = k;
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return TRUE;
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}
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static int XKeyboardGetData(GKeyboard *k, uint8_t *pch, int sz) {
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int i, j;
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(void) k;
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if (!keypos)
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return 0;
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for(i = 0; i < keypos && i < sz; i++)
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pch[i] = keybuffer[i];
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keypos -= i;
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for(j=0; j < keypos; j++)
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keybuffer[j] = keybuffer[i+j];
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return i;
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}
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#endif /* GINPUT_NEED_KEYBOARD */
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#endif /* GFX_USE_GDISP */
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