git-gui/lib/index.tcl

   1 # git-gui index (add/remove) support
   2 # Copyright (C) 2006, 2007 Shawn Pearce
   3
   4 proc update_indexinfo {msg pathList after} {
   5         global update_index_cp
   6
   7         if {![lock_index update]} return
   8
   9         set update_index_cp 0
  10         set pathList [lsort $pathList]
  11         set totalCnt [llength $pathList]
  12         set batch [expr {int($totalCnt * .01) + 1}]
  13         if {$batch > 25} {set batch 25}
  14
  15         ui_status [format \
  16                 "%s... %i/%i files (%.2f%%)" \
  17                 $msg \
  18                 $update_index_cp \
  19                 $totalCnt \
  20                 0.0]
  21         set fd [git_write update-index -z --index-info]
  22         fconfigure $fd \
  23                 -blocking 0 \
  24                 -buffering full \
  25                 -buffersize 512 \
  26                 -encoding binary \
  27                 -translation binary
  28         fileevent $fd writable [list \
  29                 write_update_indexinfo \
  30                 $fd \
  31                 $pathList \
  32                 $totalCnt \
  33                 $batch \
  34                 $msg \
  35                 $after \
  36                 ]
  37 }
  38
  39 proc write_update_indexinfo {fd pathList totalCnt batch msg after} {
  40         global update_index_cp
  41         global file_states current_diff_path
  42
  43         if {$update_index_cp >= $totalCnt} {
  44                 close $fd
  45                 unlock_index
  46                 uplevel #0 $after
  47                 return
  48         }
  49
  50         for {set i $batch} \
  51                 {$update_index_cp < $totalCnt && $i > 0} \
  52                 {incr i -1} {
  53                 set path [lindex $pathList $update_index_cp]
  54                 incr update_index_cp
  55
  56                 set s $file_states($path)
  57                 switch -glob -- [lindex $s 0] {
  58                 A? {set new _O}
  59                 M? {set new _M}
  60                 D_ {set new _D}
  61                 D? {set new _?}
  62                 ?? {continue}
  63                 }
  64                 set info [lindex $s 2]
  65                 if {$info eq {}} continue
  66
  67                 puts -nonewline $fd "$info\t[encoding convertto $path]\0"
  68                 display_file $path $new
  69         }
  70
  71         ui_status [format \
  72                 "%s... %i/%i files (%.2f%%)" \
  73                 $msg \
  74                 $update_index_cp \
  75                 $totalCnt \
  76                 [expr {100.0 * $update_index_cp / $totalCnt}]]
  77 }
  78
  79 proc update_index {msg pathList after} {
  80         global update_index_cp
  81
  82         if {![lock_index update]} return
  83
  84         set update_index_cp 0
  85         set pathList [lsort $pathList]
  86         set totalCnt [llength $pathList]
  87         set batch [expr {int($totalCnt * .01) + 1}]
  88         if {$batch > 25} {set batch 25}
  89
  90         ui_status [format \
  91                 "%s... %i/%i files (%.2f%%)" \
  92                 $msg \
  93                 $update_index_cp \
  94                 $totalCnt \
  95                 0.0]
  96         set fd [git_write update-index --add --remove -z --stdin]
  97         fconfigure $fd \
  98                 -blocking 0 \
  99                 -buffering full \
 100                 -buffersize 512 \
 101                 -encoding binary \
 102                 -translation binary
 103         fileevent $fd writable [list \
 104                 write_update_index \
 105                 $fd \
 106                 $pathList \
 107                 $totalCnt \
 108                 $batch \
 109                 $msg \
 110                 $after \
 111                 ]
 112 }
 113
 114 proc write_update_index {fd pathList totalCnt batch msg after} {
 115         global update_index_cp
 116         global file_states current_diff_path
 117
 118         if {$update_index_cp >= $totalCnt} {
 119                 close $fd
 120                 unlock_index
 121                 uplevel #0 $after
 122                 return
 123         }
 124
 125         for {set i $batch} \
 126                 {$update_index_cp < $totalCnt && $i > 0} \
 127                 {incr i -1} {
 128                 set path [lindex $pathList $update_index_cp]
 129                 incr update_index_cp
 130
 131                 switch -glob -- [lindex $file_states($path) 0] {
 132                 AD {set new __}
 133                 ?D {set new D_}
 134                 _O -
 135                 AM {set new A_}
 136                 U? {
 137                         if {[file exists $path]} {
 138                                 set new M_
 139                         } else {
 140                                 set new D_
 141                         }
 142                 }
 143                 ?M {set new M_}
 144                 ?? {continue}
 145                 }
 146                 puts -nonewline $fd "[encoding convertto $path]\0"
 147                 display_file $path $new
 148         }
 149
 150         ui_status [format \
 151                 "%s... %i/%i files (%.2f%%)" \
 152                 $msg \
 153                 $update_index_cp \
 154                 $totalCnt \
 155                 [expr {100.0 * $update_index_cp / $totalCnt}]]
 156 }
 157
 158 proc checkout_index {msg pathList after} {
 159         global update_index_cp
 160
 161         if {![lock_index update]} return
 162
 163         set update_index_cp 0
 164         set pathList [lsort $pathList]
 165         set totalCnt [llength $pathList]
 166         set batch [expr {int($totalCnt * .01) + 1}]
 167         if {$batch > 25} {set batch 25}
 168
 169         ui_status [format \
 170                 "%s... %i/%i files (%.2f%%)" \
 171                 $msg \
 172                 $update_index_cp \
 173                 $totalCnt \
 174                 0.0]
 175         set fd [git_write checkout-index \
 176                 --index \
 177                 --quiet \
 178                 --force \
 179                 -z \
 180                 --stdin \
 181                 ]
 182         fconfigure $fd \
 183                 -blocking 0 \
 184                 -buffering full \
 185                 -buffersize 512 \
 186                 -encoding binary \
 187                 -translation binary
 188         fileevent $fd writable [list \
 189                 write_checkout_index \
 190                 $fd \
 191                 $pathList \
 192                 $totalCnt \
 193                 $batch \
 194                 $msg \
 195                 $after \
 196                 ]
 197 }
 198
 199 proc write_checkout_index {fd pathList totalCnt batch msg after} {
 200         global update_index_cp
 201         global file_states current_diff_path
 202
 203         if {$update_index_cp >= $totalCnt} {
 204                 close $fd
 205                 unlock_index
 206                 uplevel #0 $after
 207                 return
 208         }
 209
 210         for {set i $batch} \
 211                 {$update_index_cp < $totalCnt && $i > 0} \
 212                 {incr i -1} {
 213                 set path [lindex $pathList $update_index_cp]
 214                 incr update_index_cp
 215                 switch -glob -- [lindex $file_states($path) 0] {
 216                 U? {continue}
 217                 ?M -
 218                 ?D {
 219                         puts -nonewline $fd "[encoding convertto $path]\0"
 220                         display_file $path ?_
 221                 }
 222                 }
 223         }
 224
 225         ui_status [format \
 226                 "%s... %i/%i files (%.2f%%)" \
 227                 $msg \
 228                 $update_index_cp \
 229                 $totalCnt \
 230                 [expr {100.0 * $update_index_cp / $totalCnt}]]
 231 }
 232
 233 proc unstage_helper {txt paths} {
 234         global file_states current_diff_path
 235
 236         if {![lock_index begin-update]} return
 237
 238         set pathList [list]
 239         set after {}
 240         foreach path $paths {
 241                 switch -glob -- [lindex $file_states($path) 0] {
 242                 A? -
 243                 M? -
 244                 D? {
 245                         lappend pathList $path
 246                         if {$path eq $current_diff_path} {
 247                                 set after {reshow_diff;}
 248                         }
 249                 }
 250                 }
 251         }
 252         if {$pathList eq {}} {
 253                 unlock_index
 254         } else {
 255                 update_indexinfo \
 256                         $txt \
 257                         $pathList \
 258                         [concat $after [list ui_ready]]
 259         }
 260 }
 261
 262 proc do_unstage_selection {} {
 263         global current_diff_path selected_paths
 264
 265         if {[array size selected_paths] > 0} {
 266                 unstage_helper \
 267                         {Unstaging selected files from commit} \
 268                         [array names selected_paths]
 269         } elseif {$current_diff_path ne {}} {
 270                 unstage_helper \
 271                         "Unstaging [short_path $current_diff_path] from commit" \
 272                         [list $current_diff_path]
 273         }
 274 }
 275
 276 proc add_helper {txt paths} {
 277         global file_states current_diff_path
 278
 279         if {![lock_index begin-update]} return
 280
 281         set pathList [list]
 282         set after {}
 283         foreach path $paths {
 284                 switch -glob -- [lindex $file_states($path) 0] {
 285                 _O -
 286                 ?M -
 287                 ?D -
 288                 U? {
 289                         lappend pathList $path
 290                         if {$path eq $current_diff_path} {
 291                                 set after {reshow_diff;}
 292                         }
 293                 }
 294                 }
 295         }
 296         if {$pathList eq {}} {
 297                 unlock_index
 298         } else {
 299                 update_index \
 300                         $txt \
 301                         $pathList \
 302                         [concat $after {ui_status {Ready to commit.}}]
 303         }
 304 }
 305
 306 proc do_add_selection {} {
 307         global current_diff_path selected_paths
 308
 309         if {[array size selected_paths] > 0} {
 310                 add_helper \
 311                         {Adding selected files} \
 312                         [array names selected_paths]
 313         } elseif {$current_diff_path ne {}} {
 314                 add_helper \
 315                         "Adding [short_path $current_diff_path]" \
 316                         [list $current_diff_path]
 317         }
 318 }
 319
 320 proc do_add_all {} {
 321         global file_states
 322
 323         set paths [list]
 324         foreach path [array names file_states] {
 325                 switch -glob -- [lindex $file_states($path) 0] {
 326                 U? {continue}
 327                 ?M -
 328                 ?D {lappend paths $path}
 329                 }
 330         }
 331         add_helper {Adding all changed files} $paths
 332 }
 333
 334 proc revert_helper {txt paths} {
 335         global file_states current_diff_path
 336
 337         if {![lock_index begin-update]} return
 338
 339         set pathList [list]
 340         set after {}
 341         foreach path $paths {
 342                 switch -glob -- [lindex $file_states($path) 0] {
 343                 U? {continue}
 344                 ?M -
 345                 ?D {
 346                         lappend pathList $path
 347                         if {$path eq $current_diff_path} {
 348                                 set after {reshow_diff;}
 349                         }
 350                 }
 351                 }
 352         }
 353
 354         set n [llength $pathList]
 355         if {$n == 0} {
 356                 unlock_index
 357                 return
 358         } elseif {$n == 1} {
 359                 set s "[short_path [lindex $pathList]]"
 360         } else {
 361                 set s "these $n files"
 362         }
 363
 364         set reply [tk_dialog \
 365                 .confirm_revert \
 366                 "[appname] ([reponame])" \
 367                 "Revert changes in $s?
 368
 369 Any unstaged changes will be permanently lost by the revert." \
 370                 question \
 371                 1 \
 372                 {Do Nothing} \
 373                 {Revert Changes} \
 374                 ]
 375         if {$reply == 1} {
 376                 checkout_index \
 377                         $txt \
 378                         $pathList \
 379                         [concat $after [list ui_ready]]
 380         } else {
 381                 unlock_index
 382         }
 383 }
 384
 385 proc do_revert_selection {} {
 386         global current_diff_path selected_paths
 387
 388         if {[array size selected_paths] > 0} {
 389                 revert_helper \
 390                         {Reverting selected files} \
 391                         [array names selected_paths]
 392         } elseif {$current_diff_path ne {}} {
 393                 revert_helper \
 394                         "Reverting [short_path $current_diff_path]" \
 395                         [list $current_diff_path]
 396         }
 397 }
 398
 399 proc do_select_commit_type {} {
 400         global commit_type selected_commit_type
 401
 402         if {$selected_commit_type eq {new}
 403                 && [string match amend* $commit_type]} {
 404                 create_new_commit
 405         } elseif {$selected_commit_type eq {amend}
 406                 && ![string match amend* $commit_type]} {
 407                 load_last_commit
 408
 409                 # The amend request was rejected...
 410                 #
 411                 if {![string match amend* $commit_type]} {
 412                         set selected_commit_type new
 413                 }
 414         }
 415 }