| /* |
| * TWAIN32 Options UI |
| * |
| * Copyright 2006 CodeWeavers, Aric Stewart |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| |
| #include <stdlib.h> |
| #include <stdarg.h> |
| #include <stdio.h> |
| |
| #define NONAMELESSUNION |
| #define NONAMELESSSTRUCT |
| #include "sane_i.h" |
| #include "winuser.h" |
| #include "winnls.h" |
| #include "wingdi.h" |
| #include "prsht.h" |
| #include "wine/debug.h" |
| #include "resource.h" |
| #include "wine/unicode.h" |
| |
| #ifdef SONAME_LIBSANE |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(twain); |
| |
| #define ID_BASE 0x100 |
| #define ID_EDIT_BASE 0x1000 |
| #define ID_STATIC_BASE 0x2000 |
| |
| static INT_PTR CALLBACK DialogProc (HWND , UINT , WPARAM , LPARAM ); |
| static INT CALLBACK PropSheetProc(HWND, UINT,LPARAM); |
| |
| static int create_leading_static(HDC hdc, LPCSTR text, |
| LPDLGITEMTEMPLATEW* template_out, int y, int id) |
| { |
| LPDLGITEMTEMPLATEW tpl = NULL; |
| INT len; |
| SIZE size; |
| LPBYTE ptr; |
| LONG base; |
| |
| *template_out = NULL; |
| |
| if (!text) |
| return 0; |
| |
| base = GetDialogBaseUnits(); |
| |
| len = MultiByteToWideChar(CP_ACP,0,text,-1,NULL,0); |
| len *= sizeof(WCHAR); |
| len += sizeof(DLGITEMTEMPLATE); |
| len += 3*sizeof(WORD); |
| |
| tpl = HeapAlloc(GetProcessHeap(),0,len); |
| tpl->style=WS_VISIBLE; |
| tpl->dwExtendedStyle = 0; |
| tpl->x = 4; |
| tpl->y = y; |
| tpl->id = ID_BASE; |
| |
| GetTextExtentPoint32A(hdc,text,lstrlenA(text),&size); |
| |
| tpl->cx = MulDiv(size.cx,4,LOWORD(base)); |
| tpl->cy = MulDiv(size.cy,8,HIWORD(base)) * 2; |
| ptr = (LPBYTE)tpl + sizeof(DLGITEMTEMPLATE); |
| *(LPWORD)ptr = 0xffff; |
| ptr += sizeof(WORD); |
| *(LPWORD)ptr = 0x0082; |
| ptr += sizeof(WORD); |
| ptr += MultiByteToWideChar(CP_ACP,0,text,-1,(LPWSTR)ptr,len) * sizeof(WCHAR); |
| *(LPWORD)ptr = 0x0000; |
| |
| *template_out = tpl; |
| return len; |
| } |
| |
| static int create_trailing_edit(HDC hdc, LPDLGITEMTEMPLATEW* template_out, int id, |
| int y, LPCSTR text,BOOL is_int) |
| { |
| LPDLGITEMTEMPLATEW tpl = NULL; |
| INT len; |
| LPBYTE ptr; |
| SIZE size; |
| LONG base; |
| static const char int_base[] = "0000 xxx"; |
| static const char float_base[] = "0000.0000 xxx"; |
| |
| base = GetDialogBaseUnits(); |
| |
| len = MultiByteToWideChar(CP_ACP,0,text,-1,NULL,0); |
| len *= sizeof(WCHAR); |
| len += sizeof(DLGITEMTEMPLATE); |
| len += 3*sizeof(WORD); |
| |
| tpl = HeapAlloc(GetProcessHeap(),0,len); |
| tpl->style=WS_VISIBLE|ES_READONLY|WS_BORDER; |
| tpl->dwExtendedStyle = 0; |
| tpl->x = 1; |
| tpl->y = y; |
| tpl->id = id; |
| |
| if (is_int) |
| GetTextExtentPoint32A(hdc,int_base,lstrlenA(int_base),&size); |
| else |
| GetTextExtentPoint32A(hdc,float_base,lstrlenA(float_base),&size); |
| |
| tpl->cx = MulDiv(size.cx*2,4,LOWORD(base)); |
| tpl->cy = MulDiv(size.cy,8,HIWORD(base)) * 2; |
| |
| ptr = (LPBYTE)tpl + sizeof(DLGITEMTEMPLATE); |
| *(LPWORD)ptr = 0xffff; |
| ptr += sizeof(WORD); |
| *(LPWORD)ptr = 0x0081; |
| ptr += sizeof(WORD); |
| ptr += MultiByteToWideChar(CP_ACP,0,text,-1,(LPWSTR)ptr,len) * sizeof(WCHAR); |
| *(LPWORD)ptr = 0x0000; |
| |
| *template_out = tpl; |
| return len; |
| } |
| |
| |
| static int create_item(HDC hdc, const SANE_Option_Descriptor *opt, |
| INT id, LPDLGITEMTEMPLATEW *template_out, int y, int *cx, int* count) |
| { |
| LPDLGITEMTEMPLATEW tpl = NULL,rc = NULL; |
| WORD class = 0xffff; |
| DWORD styles = WS_VISIBLE; |
| LPBYTE ptr = NULL; |
| LPDLGITEMTEMPLATEW lead_static = NULL; |
| LPDLGITEMTEMPLATEW trail_edit = NULL; |
| DWORD leading_len = 0; |
| DWORD trail_len = 0; |
| DWORD local_len = 0; |
| LPCSTR title = NULL; |
| CHAR buffer[255]; |
| int padding = 0; |
| int padding2 = 0; |
| int base_x = 0; |
| LONG base; |
| int ctl_cx = 0; |
| SIZE size; |
| |
| GetTextExtentPoint32A(hdc,"X",1,&size); |
| base = GetDialogBaseUnits(); |
| base_x = MulDiv(size.cx,4,LOWORD(base)); |
| |
| if (opt->type == SANE_TYPE_BOOL) |
| { |
| class = 0x0080; /* Button */ |
| styles |= BS_AUTOCHECKBOX; |
| local_len += MultiByteToWideChar(CP_ACP,0,opt->title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| title = opt->title; |
| } |
| else if (opt->type == SANE_TYPE_INT) |
| { |
| SANE_Int i; |
| |
| psane_control_option(activeDS.deviceHandle, id-ID_BASE, |
| SANE_ACTION_GET_VALUE, &i,NULL); |
| |
| sprintf(buffer,"%i",i); |
| |
| if (opt->constraint_type == SANE_CONSTRAINT_NONE) |
| { |
| class = 0x0081; /* Edit*/ |
| styles |= ES_NUMBER; |
| title = buffer; |
| local_len += MultiByteToWideChar(CP_ACP,0,title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| } |
| else if (opt->constraint_type == SANE_CONSTRAINT_RANGE) |
| { |
| class = 0x0084; /* scroll */ |
| ctl_cx = 10 * base_x; |
| trail_len += create_trailing_edit(hdc, &trail_edit, id + |
| ID_EDIT_BASE, y,buffer,TRUE); |
| } |
| else |
| { |
| class= 0x0085; /* Combo */ |
| ctl_cx = 10 * base_x; |
| styles |= CBS_DROPDOWNLIST; |
| } |
| leading_len += create_leading_static(hdc, opt->title, &lead_static, y, |
| id+ID_STATIC_BASE); |
| } |
| else if (opt->type == SANE_TYPE_FIXED) |
| { |
| SANE_Fixed *i; |
| double dd; |
| |
| i = HeapAlloc(GetProcessHeap(),0,opt->size*sizeof(SANE_Word)); |
| |
| psane_control_option(activeDS.deviceHandle, id-ID_BASE, |
| SANE_ACTION_GET_VALUE, i, NULL); |
| |
| dd = SANE_UNFIX(*i); |
| sprintf(buffer,"%f",dd); |
| HeapFree(GetProcessHeap(),0,i); |
| |
| if (opt->constraint_type == SANE_CONSTRAINT_NONE) |
| { |
| class = 0x0081; /* Edit */ |
| title = buffer; |
| local_len += MultiByteToWideChar(CP_ACP,0,title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| } |
| else if (opt->constraint_type == SANE_CONSTRAINT_RANGE) |
| { |
| class= 0x0084; /* scroll */ |
| ctl_cx = 10 * base_x; |
| trail_len += create_trailing_edit(hdc, &trail_edit, id + |
| ID_EDIT_BASE, y,buffer,FALSE); |
| } |
| else |
| { |
| class= 0x0085; /* Combo */ |
| ctl_cx = 10 * base_x; |
| styles |= CBS_DROPDOWNLIST; |
| } |
| leading_len += create_leading_static(hdc, opt->title, &lead_static, y, |
| id+ID_STATIC_BASE); |
| } |
| else if (opt->type == SANE_TYPE_STRING) |
| { |
| if (opt->constraint_type == SANE_CONSTRAINT_NONE) |
| { |
| class = 0x0081; /* Edit*/ |
| } |
| else |
| { |
| class= 0x0085; /* Combo */ |
| ctl_cx = opt->size * base_x; |
| styles |= CBS_DROPDOWNLIST; |
| } |
| leading_len += create_leading_static(hdc, opt->title, &lead_static, y, |
| id+ID_STATIC_BASE); |
| psane_control_option(activeDS.deviceHandle, id-ID_BASE, |
| SANE_ACTION_GET_VALUE, buffer,NULL); |
| |
| title = buffer; |
| local_len += MultiByteToWideChar(CP_ACP,0,title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| } |
| else if (opt->type == SANE_TYPE_BUTTON) |
| { |
| class = 0x0080; /* Button */ |
| local_len += MultiByteToWideChar(CP_ACP,0,opt->title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| title = opt->title; |
| } |
| else if (opt->type == SANE_TYPE_GROUP) |
| { |
| class = 0x0080; /* Button */ |
| styles |= BS_GROUPBOX; |
| local_len += MultiByteToWideChar(CP_ACP,0,opt->title,-1,NULL,0); |
| local_len *= sizeof(WCHAR); |
| title = opt->title; |
| } |
| |
| local_len += sizeof(DLGITEMTEMPLATE); |
| if (title) |
| local_len += 3*sizeof(WORD); |
| else |
| local_len += 4*sizeof(WORD); |
| |
| if (lead_static) |
| { |
| padding = leading_len % sizeof(DWORD); |
| rc = HeapReAlloc(GetProcessHeap(),0,lead_static,leading_len+local_len + padding); |
| tpl = (LPDLGITEMTEMPLATEW)((LPBYTE)rc + leading_len + padding); |
| } |
| else |
| rc = tpl = HeapAlloc(GetProcessHeap(),0,local_len); |
| |
| tpl->style=styles; |
| tpl->dwExtendedStyle = 0; |
| if (lead_static) |
| tpl->x = lead_static->x + lead_static->cx + 1; |
| else if (opt->type == SANE_TYPE_GROUP) |
| tpl->x = 2; |
| else |
| tpl->x = 4; |
| tpl->y = y; |
| tpl->id = id; |
| |
| if (title) |
| { |
| GetTextExtentPoint32A(hdc,title,lstrlenA(title),&size); |
| tpl->cx = size.cx; |
| tpl->cy = size.cy; |
| } |
| else |
| { |
| if (lead_static) |
| tpl->cy = lead_static->cy; |
| else |
| tpl->cy = 15; |
| |
| if (!ctl_cx) |
| ctl_cx = 15; |
| |
| tpl->cx = ctl_cx; |
| } |
| ptr = (LPBYTE)tpl + sizeof(DLGITEMTEMPLATE); |
| *(LPWORD)ptr = 0xffff; |
| ptr += sizeof(WORD); |
| *(LPWORD)ptr = class; |
| ptr += sizeof(WORD); |
| if (title) |
| { |
| ptr += MultiByteToWideChar(CP_ACP,0,title,-1,(LPWSTR)ptr,local_len) * sizeof(WCHAR); |
| } |
| else |
| { |
| *(LPWORD)ptr = 0x0000; |
| ptr += sizeof(WORD); |
| } |
| |
| *((LPWORD)ptr) = 0x0000; |
| ptr += sizeof(WORD); |
| |
| if (trail_edit) |
| { |
| trail_edit->x = tpl->cx + tpl->x + 2; |
| *cx = trail_edit->x + trail_edit->cx; |
| |
| padding2 = (leading_len + local_len + padding)% sizeof(DWORD); |
| |
| rc = HeapReAlloc(GetProcessHeap(),0,rc,leading_len+local_len + padding |
| +padding2+trail_len); |
| |
| memcpy(((LPBYTE)rc) + leading_len + local_len + padding + padding2, |
| trail_edit,trail_len); |
| } |
| else |
| *cx = tpl->cx + tpl->x; |
| |
| *template_out = rc; |
| if (leading_len) |
| *count = 2; |
| else |
| *count = 1; |
| |
| if (trail_edit) |
| *count+=1; |
| |
| return leading_len + local_len + padding + padding2 + trail_len; |
| } |
| |
| |
| static LPDLGTEMPLATEW create_options_page(HDC hdc, int *from_index, |
| SANE_Int optcount, BOOL split_tabs) |
| { |
| int i; |
| INT y = 2; |
| LPDLGTEMPLATEW tpl = NULL; |
| LPBYTE all_controls = NULL; |
| DWORD control_len = 0; |
| int max_cx = 0; |
| int group_max_cx = 0; |
| LPBYTE ptr; |
| int group_offset = -1; |
| INT control_count = 0; |
| |
| for (i = *from_index; i < optcount; i++) |
| { |
| LPDLGITEMTEMPLATEW item_tpl = NULL; |
| const SANE_Option_Descriptor *opt; |
| int len; |
| int padding = 0; |
| int x; |
| int count; |
| int hold_for_group = 0; |
| |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, i); |
| if (!opt) |
| continue; |
| if (opt->type == SANE_TYPE_GROUP && split_tabs) |
| { |
| if (control_len > 0) |
| { |
| *from_index = i - 1; |
| goto exit; |
| } |
| else |
| { |
| *from_index = i; |
| return NULL; |
| } |
| } |
| if (!SANE_OPTION_IS_ACTIVE (opt->cap)) |
| continue; |
| |
| len = create_item(hdc, opt, ID_BASE + i, &item_tpl, y, &x, &count); |
| |
| control_count += count; |
| |
| if (!len) |
| { |
| continue; |
| } |
| |
| hold_for_group = y; |
| y+= item_tpl->cy + 1; |
| max_cx = max(max_cx, x + 2); |
| group_max_cx = max(group_max_cx, x ); |
| |
| padding = len % sizeof(DWORD); |
| |
| if (all_controls) |
| { |
| LPBYTE newone; |
| newone = HeapReAlloc(GetProcessHeap(),0,all_controls, |
| control_len + len + padding); |
| all_controls = newone; |
| memcpy(all_controls+control_len,item_tpl,len); |
| memset(all_controls+control_len+len,0xca,padding); |
| HeapFree(GetProcessHeap(),0,item_tpl); |
| } |
| else |
| { |
| if (!padding) |
| { |
| all_controls = (LPBYTE)item_tpl; |
| } |
| else |
| { |
| all_controls = HeapAlloc(GetProcessHeap(),0,len + padding); |
| memcpy(all_controls,item_tpl,len); |
| memset(all_controls+len,0xcb,padding); |
| HeapFree(GetProcessHeap(),0,item_tpl); |
| } |
| } |
| |
| if (opt->type == SANE_TYPE_GROUP) |
| { |
| if (group_offset == -1) |
| { |
| group_offset = control_len; |
| group_max_cx = 0; |
| } |
| else |
| { |
| LPDLGITEMTEMPLATEW group = |
| (LPDLGITEMTEMPLATEW)(all_controls+group_offset); |
| |
| group->cy = hold_for_group - group->y; |
| group->cx = group_max_cx; |
| |
| group = (LPDLGITEMTEMPLATEW)(all_controls+control_len); |
| group->y += 2; |
| y+=2; |
| group_max_cx = 0; |
| group_offset = control_len; |
| } |
| } |
| |
| control_len += len + padding; |
| } |
| |
| if ( group_offset && !split_tabs ) |
| { |
| LPDLGITEMTEMPLATEW group = |
| (LPDLGITEMTEMPLATEW)(all_controls+group_offset); |
| group->cy = y - group->y; |
| group->cx = group_max_cx; |
| y+=2; |
| } |
| |
| *from_index = i-1; |
| exit: |
| |
| tpl = HeapAlloc(GetProcessHeap(),0,sizeof(DLGTEMPLATE) + 3*sizeof(WORD) + |
| control_len); |
| |
| tpl->style = WS_VISIBLE | WS_OVERLAPPEDWINDOW; |
| tpl->dwExtendedStyle = 0; |
| tpl->cdit = control_count; |
| tpl->x = 0; |
| tpl->y = 0; |
| tpl->cx = max_cx + 10; |
| tpl->cy = y + 10; |
| ptr = (LPBYTE)tpl + sizeof(DLGTEMPLATE); |
| *(LPWORD)ptr = 0x0000; |
| ptr+=sizeof(WORD); |
| *(LPWORD)ptr = 0x0000; |
| ptr+=sizeof(WORD); |
| *(LPWORD)ptr = 0x0000; |
| ptr+=sizeof(WORD); |
| memcpy(ptr,all_controls,control_len); |
| |
| HeapFree(GetProcessHeap(),0,all_controls); |
| |
| return tpl; |
| } |
| |
| BOOL DoScannerUI(void) |
| { |
| HDC hdc; |
| PROPSHEETPAGEW psp[10]; |
| int page_count= 0; |
| PROPSHEETHEADERW psh; |
| int index = 1; |
| SANE_Status rc; |
| SANE_Int optcount; |
| UINT psrc; |
| LPWSTR szCaption; |
| DWORD len; |
| |
| hdc = GetDC(0); |
| |
| memset(psp,0,sizeof(psp)); |
| rc = psane_control_option(activeDS.deviceHandle, 0, SANE_ACTION_GET_VALUE, |
| &optcount, NULL); |
| if (rc != SANE_STATUS_GOOD) |
| { |
| ERR("Unable to read number of options\n"); |
| return FALSE; |
| } |
| |
| while (index < optcount) |
| { |
| const SANE_Option_Descriptor *opt; |
| psp[page_count].u.pResource = create_options_page(hdc, &index, |
| optcount, TRUE); |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, index); |
| |
| if (opt->type == SANE_TYPE_GROUP) |
| { |
| LPWSTR title = NULL; |
| INT len; |
| |
| len = MultiByteToWideChar(CP_ACP,0,opt->title,-1,NULL,0); |
| title = HeapAlloc(GetProcessHeap(),0,len * sizeof(WCHAR)); |
| MultiByteToWideChar(CP_ACP,0,opt->title,-1,title,len); |
| |
| psp[page_count].pszTitle = title; |
| } |
| |
| if (psp[page_count].u.pResource) |
| { |
| psp[page_count].dwSize = sizeof(PROPSHEETPAGEW); |
| psp[page_count].dwFlags = PSP_DLGINDIRECT | PSP_USETITLE; |
| psp[page_count].hInstance = SANE_instance; |
| psp[page_count].pfnDlgProc = DialogProc; |
| psp[page_count].lParam = (LPARAM)&activeDS; |
| page_count ++; |
| } |
| |
| index ++; |
| } |
| |
| len = lstrlenA(activeDS.identity.Manufacturer) |
| + lstrlenA(activeDS.identity.ProductName) + 2; |
| szCaption = HeapAlloc(GetProcessHeap(),0,len *sizeof(WCHAR)); |
| MultiByteToWideChar(CP_ACP,0,activeDS.identity.Manufacturer,-1, |
| szCaption,len); |
| szCaption[lstrlenA(activeDS.identity.Manufacturer)] = ' '; |
| MultiByteToWideChar(CP_ACP,0,activeDS.identity.ProductName,-1, |
| &szCaption[lstrlenA(activeDS.identity.Manufacturer)+1],len); |
| psh.dwSize = sizeof(PROPSHEETHEADERW); |
| psh.dwFlags = PSH_PROPSHEETPAGE|PSH_PROPTITLE|PSH_USECALLBACK; |
| psh.hwndParent = activeDS.hwndOwner; |
| psh.hInstance = SANE_instance; |
| psh.u.pszIcon = 0; |
| psh.pszCaption = szCaption; |
| psh.nPages = page_count; |
| psh.u2.nStartPage = 0; |
| psh.u3.ppsp = (LPCPROPSHEETPAGEW)psp; |
| psh.pfnCallback = PropSheetProc; |
| |
| psrc = PropertySheetW(&psh); |
| |
| for(index = 0; index < page_count; index ++) |
| { |
| HeapFree(GetProcessHeap(),0,(LPBYTE)psp[index].u.pResource); |
| HeapFree(GetProcessHeap(),0,(LPBYTE)psp[index].pszTitle); |
| } |
| HeapFree(GetProcessHeap(),0,szCaption); |
| |
| if (psrc == IDOK) |
| return TRUE; |
| else |
| return FALSE; |
| } |
| |
| static void UpdateRelevantEdit(HWND hwnd, const SANE_Option_Descriptor *opt, |
| int index, int position) |
| { |
| WCHAR buffer[244]; |
| HWND edit_w; |
| int len; |
| |
| if (opt->type == SANE_TYPE_INT) |
| { |
| static const WCHAR formatW[] = {'%','i',0}; |
| INT si; |
| |
| if (opt->constraint.range->quant) |
| si = position * opt->constraint.range->quant; |
| else |
| si = position; |
| |
| len = sprintfW( buffer, formatW, si ); |
| } |
| else if (opt->type == SANE_TYPE_FIXED) |
| { |
| static const WCHAR formatW[] = {'%','f',0}; |
| double s_quant, dd; |
| |
| s_quant = SANE_UNFIX(opt->constraint.range->quant); |
| |
| if (s_quant) |
| dd = position * s_quant; |
| else |
| dd = position * 0.01; |
| |
| len = sprintfW( buffer, formatW, dd ); |
| } |
| else return; |
| |
| buffer[len++] = ' '; |
| LoadStringW( SANE_instance, opt->unit, buffer + len, sizeof(buffer)/sizeof(WCHAR) - len ); |
| |
| edit_w = GetDlgItem(hwnd,index+ID_BASE+ID_EDIT_BASE); |
| if (edit_w) SetWindowTextW(edit_w,buffer); |
| |
| } |
| |
| static BOOL UpdateSaneScrollOption( |
| const SANE_Option_Descriptor *opt, int index, DWORD position) |
| { |
| SANE_Status rc = SANE_STATUS_GOOD; |
| SANE_Int result = 0; |
| |
| if (opt->type == SANE_TYPE_INT) |
| { |
| SANE_Int si; |
| |
| if (opt->constraint.range->quant) |
| si = position * opt->constraint.range->quant; |
| else |
| si = position; |
| |
| rc = psane_control_option (activeDS.deviceHandle,index, |
| SANE_ACTION_SET_VALUE, &si, &result); |
| |
| } |
| else if (opt->type == SANE_TYPE_FIXED) |
| { |
| double s_quant, dd; |
| SANE_Fixed *sf; |
| |
| s_quant = SANE_UNFIX(opt->constraint.range->quant); |
| |
| if (s_quant) |
| dd = position * s_quant; |
| else |
| dd = position * 0.01; |
| |
| sf = HeapAlloc(GetProcessHeap(),0,opt->size*sizeof(SANE_Word)); |
| |
| *sf = SANE_FIX(dd); |
| |
| rc = psane_control_option (activeDS.deviceHandle,index, |
| SANE_ACTION_SET_VALUE, sf, &result); |
| |
| HeapFree(GetProcessHeap(),0,sf); |
| } |
| |
| if(rc == SANE_STATUS_GOOD) |
| { |
| if (result & SANE_INFO_RELOAD_OPTIONS || |
| result & SANE_INFO_RELOAD_PARAMS || result & SANE_INFO_INEXACT) |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| static BOOL UpdateSaneBoolOption(int index, BOOL position) |
| { |
| SANE_Status rc = SANE_STATUS_GOOD; |
| SANE_Int result = 0; |
| SANE_Bool si; |
| |
| si = position; |
| |
| rc = psane_control_option (activeDS.deviceHandle,index, |
| SANE_ACTION_SET_VALUE, &si, &result); |
| |
| if(rc == SANE_STATUS_GOOD) |
| { |
| if (result & SANE_INFO_RELOAD_OPTIONS || |
| result & SANE_INFO_RELOAD_PARAMS || result & SANE_INFO_INEXACT) |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| static BOOL UpdateSaneStringOption(int index, SANE_String value) |
| { |
| SANE_Status rc = SANE_STATUS_GOOD; |
| SANE_Int result = 0; |
| |
| rc = psane_control_option (activeDS.deviceHandle,index, |
| SANE_ACTION_SET_VALUE, value, &result); |
| |
| if(rc == SANE_STATUS_GOOD) |
| { |
| if (result & SANE_INFO_RELOAD_OPTIONS || |
| result & SANE_INFO_RELOAD_PARAMS || result & SANE_INFO_INEXACT) |
| return TRUE; |
| } |
| return FALSE; |
| } |
| |
| static INT_PTR InitializeDialog(HWND hwnd) |
| { |
| SANE_Status rc; |
| SANE_Int optcount; |
| HWND control; |
| int i; |
| |
| rc = psane_control_option(activeDS.deviceHandle, 0, SANE_ACTION_GET_VALUE, |
| &optcount, NULL); |
| if (rc != SANE_STATUS_GOOD) |
| { |
| ERR("Unable to read number of options\n"); |
| return FALSE; |
| } |
| |
| for ( i = 1; i < optcount; i++) |
| { |
| const SANE_Option_Descriptor *opt; |
| |
| control = GetDlgItem(hwnd,i+ID_BASE); |
| |
| if (!control) |
| continue; |
| |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, i); |
| |
| TRACE("%i %s %i %i\n",i,opt->title,opt->type,opt->constraint_type); |
| |
| if (!SANE_OPTION_IS_ACTIVE(opt->cap)) |
| EnableWindow(control,FALSE); |
| else |
| EnableWindow(control,TRUE); |
| |
| SendMessageA(control,CB_RESETCONTENT,0,0); |
| /* initialize values */ |
| if (opt->type == SANE_TYPE_STRING && opt->constraint_type != |
| SANE_CONSTRAINT_NONE) |
| { |
| int j = 0; |
| CHAR buffer[255]; |
| while (opt->constraint.string_list[j]!=NULL) |
| { |
| SendMessageA(control,CB_ADDSTRING,0, |
| (LPARAM)opt->constraint.string_list[j]); |
| j++; |
| } |
| psane_control_option(activeDS.deviceHandle, i, SANE_ACTION_GET_VALUE, buffer,NULL); |
| SendMessageA(control,CB_SELECTSTRING,0,(LPARAM)buffer); |
| } |
| else if (opt->type == SANE_TYPE_BOOL) |
| { |
| SANE_Bool b; |
| psane_control_option(activeDS.deviceHandle, i, |
| SANE_ACTION_GET_VALUE, &b, NULL); |
| if (b) |
| SendMessageA(control,BM_SETCHECK,BST_CHECKED,0); |
| |
| } |
| else if (opt->constraint_type == SANE_CONSTRAINT_RANGE) |
| { |
| if (opt->type == SANE_TYPE_INT) |
| { |
| SANE_Int si; |
| int min,max; |
| |
| min = (SANE_Int)opt->constraint.range->min / |
| (((SANE_Int)opt->constraint.range->quant)? |
| (SANE_Int)opt->constraint.range->quant:1); |
| |
| max = (SANE_Int)opt->constraint.range->max / |
| (((SANE_Int)opt->constraint.range->quant) |
| ?(SANE_Int)opt->constraint.range->quant:1); |
| |
| SendMessageA(control,SBM_SETRANGE,min,max); |
| |
| psane_control_option(activeDS.deviceHandle, i, |
| SANE_ACTION_GET_VALUE, &si,NULL); |
| if (opt->constraint.range->quant) |
| si = si / opt->constraint.range->quant; |
| |
| SendMessageW(control,SBM_SETPOS, si, TRUE); |
| UpdateRelevantEdit(hwnd, opt, i, si); |
| } |
| else if (opt->type == SANE_TYPE_FIXED) |
| { |
| SANE_Fixed *sf; |
| |
| double dd; |
| double s_min,s_max,s_quant; |
| INT pos; |
| int min,max; |
| |
| s_min = SANE_UNFIX(opt->constraint.range->min); |
| s_max = SANE_UNFIX(opt->constraint.range->max); |
| s_quant = SANE_UNFIX(opt->constraint.range->quant); |
| |
| if (s_quant) |
| { |
| min = (s_min / s_quant); |
| max = (s_max / s_quant); |
| } |
| else |
| { |
| min = s_min / 0.01; |
| max = s_max / 0.01; |
| } |
| |
| SendMessageA(control,SBM_SETRANGE,min,max); |
| |
| |
| sf = HeapAlloc(GetProcessHeap(),0,opt->size*sizeof(SANE_Word)); |
| psane_control_option(activeDS.deviceHandle, i, |
| SANE_ACTION_GET_VALUE, sf,NULL); |
| |
| dd = SANE_UNFIX(*sf); |
| HeapFree(GetProcessHeap(),0,sf); |
| |
| /* Note that conversion of float -> SANE_Fixed is lossy; |
| * and when you truncate it into an integer, you can get |
| * unfortunate results. This calculation attempts |
| * to mitigate that harm */ |
| if (s_quant) |
| pos = ((dd + (s_quant/2.0)) / s_quant); |
| else |
| pos = (dd + 0.005) / 0.01; |
| |
| SendMessageW(control, SBM_SETPOS, pos, TRUE); |
| |
| UpdateRelevantEdit(hwnd, opt, i, pos); |
| } |
| } |
| } |
| |
| return TRUE; |
| } |
| |
| static INT_PTR ProcessScroll(HWND hwnd, WPARAM wParam, LPARAM lParam) |
| { |
| int index; |
| const SANE_Option_Descriptor *opt; |
| WORD scroll; |
| DWORD position; |
| |
| index = GetDlgCtrlID((HWND)lParam)- ID_BASE; |
| if (index < 0) |
| return FALSE; |
| |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, index); |
| |
| if (!opt) |
| return FALSE; |
| |
| scroll = LOWORD(wParam); |
| |
| switch (scroll) |
| { |
| case SB_THUMBTRACK: |
| case SB_THUMBPOSITION: |
| { |
| SCROLLINFO si; |
| si.cbSize = sizeof(SCROLLINFO); |
| si.fMask = SIF_TRACKPOS; |
| GetScrollInfo((HWND)lParam,SB_CTL, &si); |
| position = si.nTrackPos; |
| } |
| break; |
| case SB_LEFT: |
| case SB_LINELEFT: |
| case SB_PAGELEFT: |
| position = SendMessageW((HWND)lParam,SBM_GETPOS,0,0); |
| position--; |
| break; |
| case SB_RIGHT: |
| case SB_LINERIGHT: |
| case SB_PAGERIGHT: |
| position = SendMessageW((HWND)lParam,SBM_GETPOS,0,0); |
| position++; |
| break; |
| default: |
| position = SendMessageW((HWND)lParam,SBM_GETPOS,0,0); |
| } |
| |
| SendMessageW((HWND)lParam,SBM_SETPOS, position, TRUE); |
| position = SendMessageW((HWND)lParam,SBM_GETPOS,0,0); |
| |
| UpdateRelevantEdit(hwnd, opt, index, position); |
| if (UpdateSaneScrollOption(opt, index, position)) |
| InitializeDialog(hwnd); |
| |
| return TRUE; |
| } |
| |
| |
| static void ButtonClicked(HWND hwnd, INT id, HWND control) |
| { |
| int index; |
| const SANE_Option_Descriptor *opt; |
| |
| index = id - ID_BASE; |
| if (index < 0) |
| return; |
| |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, index); |
| |
| if (!opt) |
| return; |
| |
| if (opt->type == SANE_TYPE_BOOL) |
| { |
| BOOL r = SendMessageW(control,BM_GETCHECK,0,0)==BST_CHECKED; |
| if (UpdateSaneBoolOption(index, r)) |
| InitializeDialog(hwnd); |
| } |
| } |
| |
| static void ComboChanged(HWND hwnd, INT id, HWND control) |
| { |
| int index; |
| int selection; |
| int len; |
| const SANE_Option_Descriptor *opt; |
| SANE_String value; |
| |
| index = id - ID_BASE; |
| if (index < 0) |
| return; |
| |
| opt = psane_get_option_descriptor(activeDS.deviceHandle, index); |
| |
| if (!opt) |
| return; |
| |
| selection = SendMessageW(control,CB_GETCURSEL,0,0); |
| len = SendMessageW(control,CB_GETLBTEXTLEN,selection,0); |
| |
| len++; |
| value = HeapAlloc(GetProcessHeap(),0,len); |
| SendMessageA(control,CB_GETLBTEXT,selection,(LPARAM)value); |
| |
| if (opt->type == SANE_TYPE_STRING) |
| { |
| if (UpdateSaneStringOption(index, value)) |
| InitializeDialog(hwnd); |
| } |
| } |
| |
| |
| static INT_PTR CALLBACK DialogProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam) |
| { |
| switch (msg) |
| { |
| case WM_INITDIALOG: |
| return InitializeDialog(hwndDlg); |
| case WM_HSCROLL: |
| return ProcessScroll(hwndDlg, wParam, lParam); |
| case WM_NOTIFY: |
| { |
| LPPSHNOTIFY psn = (LPPSHNOTIFY)lParam; |
| switch (((NMHDR*)lParam)->code) |
| { |
| case PSN_APPLY: |
| if (psn->lParam) |
| { |
| activeDS.currentState = 6; |
| if (activeDS.windowMessage) |
| PostMessageA(activeDS.hwndOwner, activeDS.windowMessage, MSG_XFERREADY, 0); |
| } |
| break; |
| case PSN_QUERYCANCEL: |
| if (activeDS.windowMessage) |
| PostMessageA(activeDS.hwndOwner, activeDS.windowMessage, MSG_CLOSEDSREQ, 0); |
| break; |
| case PSN_SETACTIVE: |
| InitializeDialog(hwndDlg); |
| break; |
| } |
| } |
| case WM_COMMAND: |
| { |
| switch (HIWORD(wParam)) |
| { |
| case BN_CLICKED: |
| ButtonClicked(hwndDlg,LOWORD(wParam), |
| (HWND)lParam); |
| break; |
| case CBN_SELCHANGE: |
| ComboChanged(hwndDlg,LOWORD(wParam), |
| (HWND)lParam); |
| } |
| } |
| } |
| |
| return FALSE; |
| } |
| |
| static int CALLBACK PropSheetProc(HWND hwnd, UINT msg, LPARAM lParam) |
| { |
| if (msg == PSCB_INITIALIZED) |
| { |
| /* rename OK button to Scan */ |
| HWND scan = GetDlgItem(hwnd,IDOK); |
| SetWindowTextA(scan,"Scan"); |
| } |
| return TRUE; |
| } |
| |
| |
| static INT_PTR CALLBACK ScanningProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) |
| { |
| return FALSE; |
| } |
| |
| HWND ScanningDialogBox(HWND dialog, LONG progress) |
| { |
| if (!dialog) |
| dialog = CreateDialogW(SANE_instance, |
| (LPWSTR)MAKEINTRESOURCE(IDD_DIALOG1), NULL, ScanningProc); |
| |
| if (progress == -1) |
| { |
| EndDialog(dialog,0); |
| return NULL; |
| } |
| |
| RedrawWindow(dialog,NULL,NULL, |
| RDW_INTERNALPAINT|RDW_UPDATENOW|RDW_ALLCHILDREN); |
| |
| return dialog; |
| } |
| |
| #else /* SONAME_LIBSANE */ |
| |
| BOOL DoScannerUI(void) |
| { |
| return FALSE; |
| } |
| |
| #endif /* SONAME_LIBSANE */ |
