xref: /AOO41X/main/vcl/unx/generic/gdi/cdeint.cxx (revision c82f28778d59b20a7e6c0f9982d1bc73807a432a)
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
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20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_vcl.hxx"
26 
27 #include <stdlib.h>
28 #include <ctype.h>
29 #include <unistd.h>
30 
31 #include <tools/stream.hxx>
32 #include <tools/debug.hxx>
33 
34 #include <vcl/settings.hxx>
35 
36 #include <unx/salunx.h>
37 #include <unx/saldisp.hxx>
38 #include <unx/cdeint.hxx>
39 
CDEIntegrator()40 CDEIntegrator::CDEIntegrator()
41 {
42     meType = DtCDE;
43 }
44 
~CDEIntegrator()45 CDEIntegrator::~CDEIntegrator()
46 {
47 }
48 
getHexDigit(const char c)49 static int getHexDigit( const char c )
50 {
51     if( c >= '0' && c <= '9' )
52         return (int)(c-'0');
53     else if( c >= 'a' && c <= 'f' )
54         return (int)(c-'a'+10);
55     else if( c >= 'A' && c <= 'F' )
56         return (int)(c-'A'+10);
57     return -1;
58 }
59 
60 
GetSystemLook(AllSettings & rSettings)61 void CDEIntegrator::GetSystemLook( AllSettings& rSettings )
62 {
63     static Color aColors[ 8 ];
64     static sal_Bool bRead  = sal_False;
65     static sal_Bool bValid = sal_False;
66 
67     if( ! bRead )
68     {
69         // get used palette from xrdb
70         char **ppStringList = 0;
71         int nStringCount;
72         XTextProperty aTextProperty;
73         aTextProperty.value = 0;
74         int i;
75 
76         static Atom nResMgrAtom = XInternAtom( mpDisplay, "RESOURCE_MANAGER", False );
77 
78         if( XGetTextProperty( mpDisplay,
79                               RootWindow( mpDisplay, 0 ),
80                               &aTextProperty,
81                               nResMgrAtom )
82             && aTextProperty.value
83             && XTextPropertyToStringList( &aTextProperty, &ppStringList, &nStringCount )
84             )
85         {
86             // format of ColorPalette resource:
87             // *n*ColorPalette: palettefile
88 
89             ByteString aLines;
90             for( i=0; i < nStringCount; i++ )
91                 aLines += ppStringList[i];
92             for( i = aLines.GetTokenCount( '\n' )-1; i >= 0; i-- )
93             {
94                 ByteString aLine = aLines.GetToken( i, '\n' );
95                 int nIndex = aLine.Search( "ColorPalette" );
96                 if( nIndex != STRING_NOTFOUND )
97                 {
98                     int nPos = nIndex;
99 
100                     nIndex+=12;
101                     const char* pStr = aLine.GetBuffer() +nIndex;
102                     while( *pStr && isspace( *pStr ) && *pStr != ':' )
103                     {
104                         pStr++;
105                         nIndex++;
106                     }
107                     if( *pStr != ':' )
108                         continue;
109                     pStr++, nIndex++;
110                     for( ; *pStr && isspace( *pStr ); pStr++, nIndex++ )
111                         ;
112                     if( ! *pStr )
113                         continue;
114                     int nIndex2 = nIndex;
115                     for( ; *pStr && ! isspace( *pStr ); pStr++, nIndex2++ )
116                         ;
117                     ByteString aPaletteFile( aLine.Copy( nIndex, nIndex2 - nIndex ) );
118                     // extract number before ColorPalette;
119                     for( ; nPos >= 0 && aLine.GetChar( nPos ) != '*'; nPos-- )
120                         ;
121                     nPos--;
122                     for( ; nPos >= 0 && aLine.GetChar( nPos ) != '*'; nPos-- )
123                         ;
124                     int nNumber = aLine.Copy( ++nPos ).ToInt32();
125 
126                     DBG_TRACE2( "found palette %d in resource \"%s\"", nNumber, aLine.GetBuffer() );
127 
128                     // found no documentation what this number actually means;
129                     // might be the screen number. 0 seems to be the right one
130                     // in most cases.
131                     if( nNumber )
132                         continue;
133 
134                     DBG_TRACE1( "Palette file is \"%s\".\n", aPaletteFile.GetBuffer() );
135 
136                     String aPath( aHomeDir );
137                     aPath.AppendAscii( "/.dt/palettes/" );
138                     aPath += String( aPaletteFile, gsl_getSystemTextEncoding() );
139 
140                     SvFileStream aStream( aPath, STREAM_READ );
141                     if( ! aStream.IsOpen() )
142                     {
143                         aPath = String::CreateFromAscii( "/usr/dt/palettes/" );
144                         aPath += String( aPaletteFile, gsl_getSystemTextEncoding() );
145                         aStream.Open( aPath, STREAM_READ );
146                         if( ! aStream.IsOpen() )
147                             continue;
148                     }
149 
150                     ByteString aBuffer;
151                     for( nIndex = 0; nIndex < 8; nIndex++ )
152                     {
153                         aStream.ReadLine( aBuffer );
154                         // format is "#RRRRGGGGBBBB"
155 
156                         DBG_TRACE1( "\t\"%s\".\n", aBuffer.GetBuffer() );
157 
158                         if( aBuffer.Len() )
159                         {
160                             const char* pArr = (const char*)aBuffer.GetBuffer()+1;
161                             aColors[nIndex] = Color(
162                                 getHexDigit( pArr[1] )
163                                 | ( getHexDigit( pArr[0] ) << 4 ),
164                                 getHexDigit( pArr[5] )
165                                 | ( getHexDigit( pArr[4] ) << 4 ),
166                                 getHexDigit( pArr[9] )
167                                 | ( getHexDigit( pArr[8] ) << 4 )
168                                 );
169 
170                             DBG_TRACE1( "\t\t%lx\n", aColors[nIndex].GetColor() );
171                         }
172                     }
173 
174                     bValid = sal_True;
175                     break;
176                 }
177             }
178         }
179 
180         if( ppStringList )
181             XFreeStringList( ppStringList );
182         if( aTextProperty.value )
183             XFree( aTextProperty.value );
184     }
185 
186 
187     StyleSettings aStyleSettings = rSettings.GetStyleSettings();
188     // #i48001# set a default blink rate
189     aStyleSettings.SetCursorBlinkTime( 500 );
190     if (bValid)
191     {
192         aStyleSettings.SetActiveColor( aColors[0] );
193         aStyleSettings.SetActiveColor2( aColors[0] );
194         aStyleSettings.SetActiveBorderColor( aColors[0] );
195 
196         aStyleSettings.SetDeactiveColor( aColors[0] );
197         aStyleSettings.SetDeactiveColor2( aColors[0] );
198         aStyleSettings.SetDeactiveBorderColor( aColors[0] );
199 
200         Color aActive =
201             aColors[ 0 ].GetBlue() < 128        ||
202             aColors[ 0 ].GetGreen() < 128       ||
203             aColors[ 0 ].GetRed() < 128
204             ? Color( COL_WHITE ) : Color( COL_BLACK );
205         Color aDeactive =
206             aColors[ 1 ].GetBlue() < 128        ||
207             aColors[ 1 ].GetGreen() < 128       ||
208             aColors[ 1 ].GetRed() < 128
209             ? Color( COL_WHITE ) : Color( COL_BLACK );
210         aStyleSettings.SetActiveTextColor( aActive );
211         aStyleSettings.SetDeactiveTextColor( aDeactive );
212 
213         aStyleSettings.SetDialogTextColor( aDeactive );
214         aStyleSettings.SetMenuTextColor( aDeactive );
215         aStyleSettings.SetMenuBarTextColor( aDeactive );
216         aStyleSettings.SetButtonTextColor( aDeactive );
217         aStyleSettings.SetRadioCheckTextColor( aDeactive );
218         aStyleSettings.SetGroupTextColor( aDeactive );
219         aStyleSettings.SetLabelTextColor( aDeactive );
220         aStyleSettings.SetInfoTextColor( aDeactive );
221 
222         aStyleSettings.Set3DColors( aColors[1] );
223         aStyleSettings.SetFaceColor( aColors[1] );
224         aStyleSettings.SetDialogColor( aColors[1] );
225         aStyleSettings.SetMenuColor( aColors[1] );
226         aStyleSettings.SetMenuBarColor( aColors[1] );
227         if ( aStyleSettings.GetFaceColor() == COL_LIGHTGRAY )
228             aStyleSettings.SetCheckedColor( Color( 0xCC, 0xCC, 0xCC ) );
229         else
230         {
231             // calculate Checked color
232             Color   aColor2 = aStyleSettings.GetLightColor();
233             sal_uInt8    nRed    = (sal_uInt8)(((sal_uInt16)aColors[1].GetRed()   + (sal_uInt16)aColor2.GetRed())/2);
234             sal_uInt8    nGreen  = (sal_uInt8)(((sal_uInt16)aColors[1].GetGreen() + (sal_uInt16)aColor2.GetGreen())/2);
235             sal_uInt8    nBlue   = (sal_uInt8)(((sal_uInt16)aColors[1].GetBlue()  + (sal_uInt16)aColor2.GetBlue())/2);
236             aStyleSettings.SetCheckedColor( Color( nRed, nGreen, nBlue ) );
237         }
238     }
239     rSettings.SetStyleSettings( aStyleSettings );
240 }
241